The surface area and volume of the pyramid are
296.46 ft²and 299.4 ft³ respectively.
What is surface area of pyramid?A pyramid is a three-dimensional figure. It has a flat polygon base.
The surface area of a pyramid is calculated by adding the lateral area with the base area
lateral area = 6 × 1/2bh
h = √10² - 3²
h = √100- 9
h = √91
h = 9.54
LA = 6 × 1/2× 6× 9.54
= 171.72ft²
base area = 1/2 × p × a
apothem = (side length) / (2 * tan(180/sides))
= 6/(2×tan180/6)
= 6 × (2 tan 30)
= 6.93
Base area = 1/2 × 36 × 6.93
= 124.74ft²
Therefore surface area = 171.72 + 124.74
= 296.46 ft²
height of the pyramid = √ 10² -6.93²
= 7.20ft
Volume of the pyramid = 1/3 × 124.74 × 7.2
= 299.4 ft³
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HURRY PLEASEEEEE!!!!!!
Juan scored 24 points in the first half of the basketball game, and he scored p points in the second half of the game. Write this in variable/constant form.
Answer:
24+p=t
Step-by-step explanation:
If he scored 24 points in the first half, and p in the next half, he scored a total of t points.
Riley has a farm on a rectangular piece of land that is 200200200 meters wide. This area is divided into two parts: A square area where she grows avocados (whose side is the same as the length of the farm), and the remaining area where she lives.
Every week, Riley spends \$3$3dollar sign, 3 per square meter on the area where she lives, and earns \$7$7dollar sign, 7 per square meter from the area where she grows avocados. That way, she manages to save some money every week.
Write an inequality that models the situation. Use lll to represent the length of Riley's farm.
Answer:
The inequality that models the situation for her to have money to save is
7L² > 3(200L - L²)
On simplifying and solving,
L > 60 meters
Step-by-step explanation:
The length of her farm = L meters
The farm where she grows avocados is of square dimension
Area of the farm = L × L = L²
The piece of land is 200 m wide.
Total area of the piece of land = 200 × L = (200L) m²
If the area of her farm = L²
Area of the side where she lives will be
(Total area of the land) - (Area of the farm)
= (200L - L²)
= L(200 - L)
Every week, Riley spends $3 per square meter on the area where she lives, and earns $7 per square meter from the area where she grows avocados.
Total amount she earns from the side she grows the avocados = 7 × L² = 7L²
Total amount she spends on the side where she lives = 3 × (200L - L²) = 3(200L - L²)
For her to save money, the amount she earns must be greater than the amount she spends, hence the inequality had to be
(Amount she earns) > (Amount she spends)
7L² > 3(200L - L²)
To simplify,
7L² > 3L(200 - L)
Since L is always positive, we can divide both sides by L
7L > 3(200 - L)
7L > 600 - 3L
10L > 600
L > 60 meters
Hope this Helps!!!
Answer:
Answer is in attached image.
A submarine is situated 400 feet below sea level. If it drops another 250 feet below sea level, what is the new position?
Answer:
-650ft
Step-by-step explanation:
I took a test with a question like that
5. When Did You Last See Your Father?
William replied: "On the first Monday of a
certain month last year (2021), I saw him in
London, and then, on the Monday after the
first Sunday of the month, I saw him in
Cardiff.
The following month, we met in Edinburgh
on the first Monday of the month and then
again in Liverpool on the Monday after the
first Sunday of the month."
Work out the actual dates of William and his
father's meetings in these cities.
Why could this arrangement of Mondays not
have happened the year before last (2020)?
The possible dates of the meeting can be obtained using factors or
using a calendar.
The possible dates are;
4th and 11th of January and 1st and 8th of February1st and 8th of February and 1st and 8th of MarchThe reason why the arrangement could not have happened in 2020 is that a Monday comes before a Sunday only in June 2020.Which methods is used to find the actual dates of the meetings?
The first day of 2021 is a Friday.
The first Monday of January 2021 is on the 4th
It takes 27 days to the end of the month of January from the 4th and on
the 28th day (factor of 7) is a Monday.
Therefore;
On the 1st day of February, 2021 is a Monday, which gives;
The possible dates are;
4th and 11th of January and 1st and 8th of February.2021 is a normal year, therefore, another possible pair of dates are;
1st and 8th of February and 1st and 8th of March.The rest of the months of 2021 Sundays come before Monday except in November.
The first day of 2020 is on a Wednesday, such that Sunday comes on
the 5th. In 4 weeks, on the 2nd of February, a Sunday comes before a
Monday. 2020 is a leap year, therefore, in March, a Sunday comes on
the 1st, before a Monday and the last Monday is on the 30th, such that in
April, a Sunday comes on the 5th, before a Monday.
Therefore, a Sunday comes before a Monday in May.
Only in June 2020, does a Monday comes before a Sunday.Therefore, the arrangements of Mondays could not have happened in
2020.
In summary, the day number of the first day of each month are;
1, 32, 61, 92, 122, 153, 183, 214, 245, 275, 306, 336, 367
The day number of the Sundays are;
5, 33, 61, 96, 124, 159, 187, 215, 250, 278, 306, 334, 362,
Therefore, the month the difference between the staring day of the
month and the first Sunday of the month is 6 is the month in which a
Monday comes before a Sunday, which is in June.
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if f(x)=3x and g(x)=1/3x, which expression could be used to verify that g(x) is the inverse of f(x)
a. 3x (x/3) ---> already tried this. it's wrong
b. (1/3x)(3x)
c. 1/3 (3x)
d. 1/3 (1/3x)
For g(x) to be the inverse of f(x) then f times g needs to equal g x f
F(g(x)) = 3 times (1/3x) = x
G(f(x)) = 1/3 times (3x) = x
The answer is c. 1/3(3x)
A sidewalk has a length of 75.00 m. How many inches is this?
Answer:
Step-by-step explanation:
A side walk has a length of 75.00 which is 2953 inches ^v^
Item 3
Question 1
Solve a/−5 >1. Graph the solution.
Answer:
\(a<-5\)
Cooling towers are used to remove or expel heat from a process. A cooling tower's walls are modeled by where the measurements are in meters. What is the width of the cooling tower at the base of the structure
The width of the cooling tower is 36 meters.
What is a cooling tower?A cooling tower is a vent that is built for the purpose of releasing waste heat back to the atmosphere.
Now we can model the system using; x²/324 - (y² - 90)²/1600. Thus, the width can be obtained from;
2 × ✓324
= 2 × 18
= 36 meters
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Missing parts;
Cooling towers are used to remove or expel heat from a process. A cooling tower's walls are modeled by x squared over 324 minus quantity y minus 90 end quantity squared over 1600 equals 1 comma where the measurements are in meters. What is the width of the cooling tower at the base of the structure? Round your answer to the nearest whole number.
36 meters
48 meters
80 meters
89 meters
During a sale, a store offered a 20% discount on a tablet computer that originally sold for $490. After the sale, the discounted price of the tablet computer was marked up by 20%. What was the price of the tablet computer after the markup? Round to the nearest cent.
Step-by-step explanation:
I think you have to change 20% to a fraction
i need it by tmr
ill give brainliest thx
Answer:
3. To tell if something is a function, you have to look at its x values. If the x values are repeating it is not a function. It is okay for the y values to be. Y is the function.
4. x is a function
5. Same thing as 3. So it cant be a or b or c but it is D!
6. function only
Step-by-step explanation:
Answer:
3: B
4: D
5: D
6: B
Step-by-step explanation:
3: A function has only one y value per x value, so it can't be W, X, or Z, it has to be Y which is B
4: Vertical line test ensures that every x value only has up to 1 y value.
In W, a vertical line intersects that circle twice
In X, a vertical line intersects the wave infinite times
In Z, a vertical line intersects the sideways parabola twice
In Y, there is an asymptote but at every point a vertical line only intersects once, so the answer is D
5:
Not A because there are 2 y values for 0
Not B because there are 2 y values for both 2 and 3
Not C because there are 2 y values for both 2 and 3
There is no problem in D
6:
This is obviously a relation so it has to be either (a relation) or (a relation and a function)
We can see that every x-value has a single y-value so it has to be a function
It is both a relation and a function
In circle O, the length of radius OL is 6 cm and the length of arc LM is 6.3 cm. The measure of angle MON is 75°
Answer:
14.2cm
Step-by-step explanation:
Complete question:
In circle O, the length of radius OL is 6 cm and the length of arc LM is 6.3 cm. The measure of angle MON is 75°.
Rounded to the nearest tenth of a centimeter, what is the length of arc LMN?
Find the diagram attached
arc LN= arc LM + arc MN
First we need to get the arc MN
length of an arc = theta/360 * 2πr
length of arc MN = 75/360 * 2(3.14)(6)
length of arc MN = 0.20833*37.68
length of arc MN = 7.85
Hence;
arc LN = 6.3 + 7.85
arc LN = 14.15cm
Hence the length of arc LN is 14.2cm
How long will it take for a $4000 investment to grow to $5780 at an annual rate of 4%, compounded quarterly? Assume that no withdrawals are made. Do not round any intermediate computations, and round your answer to the nearest hundredths.
The working equation when dealing with problems regarding compounded interest is
\(A=P(1+\frac{r}{n})^{nt}\)where A is the future value, P is the principal value, r is the annual rate, and n is the number of compounding periods.
The problem compounds quarterly, hence, we have n = 4.
We derive the working equation to solve for t, as follows:
\(\begin{gathered} \frac{A}{P}=(1+\frac{r}{n})^{nt} \\ \ln (\frac{A}{P})=\ln ((1+\frac{r}{n})^{nt}) \\ nt\ln ((1+\frac{r}{n}))=\ln (\frac{A}{P}) \\ t=\frac{\ln (\frac{A}{P})}{n\ln ((1+\frac{r}{n}))} \end{gathered}\)Substitute the values of A, P, n, and r on the derived equation above and solve for t, we get
\(\begin{gathered} t=\frac{\ln (\frac{5780}{4000})}{4(\ln (1+\frac{0.04}{4}))} \\ t=\frac{\ln (1.445)}{4(\ln (1.01))} \\ t=\frac{0.368}{4(0.00995)} \\ t\approx9.25 \end{gathered}\)Therefore, the $4000 investment grows to $5780 in 9.25 years.
Mike took a taxi from his home to the airport. The taxi driver charged an initial fee of six dollars +3 dollars per mile. The total fare was $24. Not including tip how many miles in my travel by taxi on this ride
Given
Mike took a taxi from home to Airport. The taxi driver charged $6 as initial fees and $3 per mile and the total fare is $24.
Required
we need to find total number of miles he covered on this ride.
Explanation
Let total number of miles he travelled be x
Then total fare =6+3x
i.e
\(\begin{gathered} 6+3x=24 \\ 3x=24-6 \\ 3x=18 \\ x=\frac{18}{3}=6 \end{gathered}\)So total number of miles covered is 6 miles.
Ram sold to Shyam an article with 20% profit. Shyam sold same article for Rs. 504 with 5% profit to Ghanashyam. How much did it cost for Ram?
please do this with solutions quickly!!
Answer:
Rs 400 is the cost of an article for Ram.....
Step-by-step explanation:
X - cost of an article for Ram
120% = 1.2
1.2*X - Ram’s selling price
5% = 0.05
1.2*X*0.05 - Shyam selling price
1.2*X*0.05 = 504
X = Rs 400 is the cost of an article for Ram
Hope it Helps!!!!
A teacher gives out a variety of chocolate bars as a prize for students who correctly explain their answer.Cole randomly selects a candy from the bag what is the probability that the selected chocolate will be either cookies and cream or peanut butter cups
The probability that the selected chocolate will be either cookies and cream or peanut butter cups are,
let cookies and cream be x
and peanut butter cups be y
As these are the two chocolates in the bag,
there is a 50:50 probability
Hence,
The probability of cookies and cream = 50%
The probability of peanut butter cups=50%
As x+y=total both have equal probability
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The concept that a message gives different meanings to different objects is called _____.
a. ​encapsulation
b. ​polymorphism
c. ​linear addressing
d. ​dynamic addressing
The concept that a message gives different meanings to different objects is called option (b) polymorphism.
Polymorphism is a fundamental concept in object-oriented programming (OOP) that allows different objects to respond to the same message or method invocation in different ways. In other words, it allows objects of different classes to be treated as if they were of the same class, as long as they implement the same method or message.
This can make code more flexible, reusable, and easier to maintain. Polymorphism is achieved through inheritance, interfaces, or overloading methods. For example, a "draw" method could be implemented differently for different shapes, such as circles, rectangles, or triangles.
Therefore, the correct option is (b) polymorphism
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Jerome planned to buy balloons that come in packages of 16. He needed enough for 114 people, What is the least number of packages of balloons he can buy in order to have one balloon for each person?
Answer:
The least number of packages of balloons he can buy in order to have one balloon per person is 8.
Step-by-step explanation:
;)
Find the inverse function in slope-intercept form (mx+b):
f(x) = -x + 6
switch the variables
x = -y + 6
x - 6 = -y
-x + 6 = y
What is the domain of this function? {x|x > 0 {xx 58) {x|0
Answer:
first one x≥0
Step-by-step explanation:
domain is what your x values are so x≥0 because on the x-axis starts at 0 inclusive and keeps going.
Can someone help me on this please
Answer:
105
Step-by-step explanation:
y=75. 180-z=2y, z=180-2*75=30. As the triangle is isosceles, the other two angles are 75 and 75 and x+75=180, x=105
if you were born 10 years ago how old would you be:
Step-by-step explanation:
Add 10 to the age you are now and get an answer.
Your age will be 10 years old.
What is riddle?A riddle is a statement, question or phrase having a double or veiled meaning, put forth as a puzzle to be solved.
Riddles are of two types: enigmas, which are problems generally expressed in metaphorical or allegorical.
Given that we need to find if you were born 10 years ago how old would you be,
So, you will be 10 years old.
It because when you born 10 years ago, The same as your age.
Thats the puzzle when someone's questions, that called Riddle.
A riddle is a statement, question or phrase having a double or veiled meaning, put forth as a puzzle to be solved.
Hence Your age will be 10 years old.
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What's the inverse of f x )= 1 4x 7?
The inverse of f is a function which takes any value x and divides it by 4, then adds 7 to the result.
The inverse of a function is the opposite of the original function, meaning that it takes the output of the original function and turns it back into the input. In this case, the original function is f(x)=1/4x+7. To find the inverse, we need to solve for x in the equation, which can be done by subtracting 7 from both sides and then multiplying both sides by 4. This gives us x=(x+7)/4, which is the inverse of the original function. To put it simply, the inverse of f takes any output of the original function, adds 7 to it, and then divides it by 4 to get the original input.
example;
If f(x)=1/4x+7 and x=3, then
f(3) = (1/4)3 + 7
7.75
The inverse of f is f^-1(x) = (x + 7) / 4.
If f^-1(7.75) = (7.75 + 7) / 4, then
f^-1(7.75) = 14.75 / 4
3.6875
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Miss Johnson has in her classroom closet 32 boxes with 245 counters. She would like to redistribute them and share them equally in 25 bags for a class activity. How many counters will she put in each bag?
Miss Johnson will put 314 counters in each bag
The number of boxes, and the number of counter are given as:
\(Box = 32\)
\(Counter =245\)
Start by calculating the total number of counter
\(Total = Box \times Counter\)
So, we have:
\(Total = 32\times 245\)
\(Total = 7840\)
To redistribute 7840 counters in 25 bags, we simply divide the number of counter by the number of bags.
So, we have:
\(Counter = \frac{7840}{25}\)
\(Counter = 313.6\)
Approximate
\(Counter = 314\)
Hence, she will put 314 counters in each bag
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What is an equation of the line that passes through the point
(−3,−5) and is parallel to the line
2x+3y=15
Therefore, the equation of the line passing through (-3, -5) and parallel to the line 2x + 3y = 15, in slope-intercept form, is y = (-2/3)x - 7.
What is the Equation of Parallel Lines?To find the equation of a line parallel to the line 2x + 3y = 15 and passing through the point (-3, -5), we need to determine the slope of the given line and use it to construct the equation in slope-intercept form (y = mx + b).
The given line is in the form Ax + By = C, where A = 2, B = 3, and C = 15. To find the slope of this line, we can rearrange the equation to isolate y:
2x + 3y = 15
3y = -2x + 15
y = (-2/3)x + 5
The slope of the given line is -2/3.
Since the line we want to find is parallel to this line, it will have the same slope. Therefore, the slope of the line passing through (-3, -5) will also be -2/3.
Now, we can use the point-slope form of a linear equation to write the equation of the line:
y - y1 = m(x - x1)
Substituting the values of (-3, -5) and -2/3 for (x1, y1) and m, respectively:
y - (-5) = (-2/3)(x - (-3))
y + 5 = (-2/3)(x + 3)
To convert this equation into slope-intercept form, we can simplify and rearrange:
y + 5 = (-2/3)x - 2
y = (-2/3)x - 2 - 5
y = (-2/3)x - 7
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find the slope (1,3), (5,5).
Find the slope (0,-1), (2,3)
Find the slope (2,-3),(5,-4)
Answer:
Find the slope (1,3), (5,5): m = 0.5
Find the slope (0,-1), (2,3): m = 2
Find the slope (2,-3), (5,-4): m = -1/3
Step-by-step explanation:
m = y2-y1/x2-x1
Answer: 2, 1, -1/3
Step-by-step explanation:
y2-y1/x2-x1
5-3 = 2
5-4=1
2
Note: Your teacher will grade your response to ensure you receive proper credit for your answer.
What is the difference between an irrational number and an integer?
In your explanation, be sure to include various keywords you learned in this unit.
Find f. f ''(theta) = sin(theta) + cos(theta), f(0) = 4, f '(0) = 1
The function f(theta) is:
f(theta) = sin(theta) + cos(theta) + 3
To find the function f, we will integrate the given second derivative with respect to theta twice, and use the initial conditions to determine the constants of integration.
First, integrating f ''(theta) = sin(theta) + cos(theta) with respect to theta gives:
f '(theta) = -cos(theta) + sin(theta) + C1
where C1 is a constant of integration.
Next, integrating f '(theta) = -cos(theta) + sin(theta) + C1 with respect to theta gives:
f(theta) = sin(theta) + cos(theta) + C1*theta + C2
where C2 is another constant of integration.
To determine the values of C1 and C2, we use the initial conditions:
f(0) = 4 gives us:
4 = sin(0) + cos(0) + C1*0 + C2
4 = 1 + C2
so C2 = 3.
f '(0) = 1 gives us:
1 = -cos(0) + sin(0) + C1
1 = 1 + C1
so C1 = 0.
Therefore, the function f(theta) is:
f(theta) = sin(theta) + cos(theta) + 3
Note that there are other ways to express this function, such as using trigonometric identities to simplify the expression, but this is the most general form.
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If the sides of a triangle are AB = 4x + 25, BC = 3x - 2, and AC = 9x - 5, determine the range of possible
values for x.
The range of the possible values of x is:
x > 4
For the given triangle:
AB = 4x + 25
BC = 3x - 2
AC = 9x - 5
The sum of two of the sides of the triangle should be greater than the length of the third side
That is:
AC + BC > AB
9x - 5 + 3x - 2 > 4x + 25
12x - 7 > 4x + 25
Collect like terms
12x - 4x > 25 + 7
8x > 32
x > 32/8
x > 4
Therefore, the range of the possible values of x is:
x > 4
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What value of x make the equation shown below true?
24x + 33 = 3(5x + 21) - 9
X = ____
One of the tallest ferris wheels in the world is in las vegas. It has a diameter, , of 520 feet. The circumference of the ferris wheel represents the distance traveled by a passenger after one full rotation. The circumference can be determined using the expression. What is the distance traveled, in feet, by passengers on each rotation of the ferris wheel? record your answer to the nearest tenth of a foot.
Answer:
Below
Step-by-step explanation:
Circumference of a circle = pi * diameter
circumference of ferris wheel = 3.14159 * 520=1633.6 ft