Answer:
3B. m=10
4A. a=21
4B. b=9
(If this is late, I am SO sorry.)
Ordering Rational Numbers
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Which number is an irrational number?
A
0
ON
7
Question 5 of 8
56.071
√10
Answer:
√10
Step-by-step explanation:
Integers, fractions, and repeating decimal numbers are all rational. The square root of an integer that is not a perfect square is irrational.
√10 is irrational
Write as a single exponent; 5^3/5^616^6/16^3(21^3)^-6
WE have to use the rules for exponents, if we know them the answer are the following:
\(\begin{gathered} \frac{5^3}{5^6}=5^{3-6}=5^{-3} \\ \frac{16^6}{16^3}=16^3 \\ (21^3)^{-6}=21^{3\cdot(-6)}=21^{-18} \end{gathered}\)Find the sum of the following fractions:
2/8 + 1/3
Answer:
Step-by-step explanation:
Answer:
7/12. if you find a common denominator for the two, like 24 for example, 2/8 converts to 6/24 and 1/3 converts to 8/24. 6/24+8/24=14/24, and that reduced is 7/12.
Step-by-step explanation:
The amount of a same le remaining after T days is giving by the equation p(f)=a(1/2) T/h
Answer:
6
Step-by-step explanation:
Jonathan leans three playing cards against each other to
form a triangle. He uses three more playing cards from the
same deck to form a second triangle. Which statement is
true?
Select one:
The two triangles must be congruent because the
corresponding sides in both triangles are congruent.
The two triangles cannot be congruent because sides cannot
be used to prove congruency.
In order to determine if the two triangles are congruent,
Jonathan must measure all three interior angles.
In order to determine if the two triangles are congruent,
Jonathan must measure one interior angle.
please help me with math i’ll give you brainlist
Answer: False
Step-by-step explanation:
25% of the data is between Q1 and the median.
find the rate of change from the equation y=-7/8x+3
Answer:
-7/8
Step-by-step explanation:
rate of change is the same as slope so -7/8
Answer:
-7/8Step-by-step explanation:
find the rate of change from the equation:
y = -7/8x + 3
use the formula: y = mx + b
where:
y = how far up the line goes
m = slope
x = how far along
b = Y-intercept
so the rate of change is the same as the slope
therefore, the slope = -7/8
PLS help me with this question
PLS SHOW YOUR WORKING OUT
The value of length DE is 5.40( 3sf)
What is cosine rule?The Cosine Rule is used when a side or an angle of a triangle bis been found. and the mathematical expression of cosine rule is expressed as;
c² = a²+b²+2abcosC
since angle D = 64°( alternate angles)
19² = 16²+x²+2×16×xCos64
361 = 256+x²+14.03x
x²+14.03x -105 = 0
-b± √b²-4ac)/2a
x= -14.03±√ 14.03²-4×-105)/2
x= -14.03±√196.84+420)/2
x= -14.03+24.836)/2 or -14.03-24.836)/2
x= 5.403 or - 19.433
therefore the value of length DE is 5.40( 3sf)
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Help please! How many cups for white paint on 1 then white paint on 10!
Answer:
1 is .83 or .80 if your rounding and 10 is 8.3 but if your rounding its just 8
Step-by-step explanation:
Its because 5/6 is .83 so for every 1 white there .83 red
Cesar has a piece of string that he wants to use to compare how far is cat's bed and his dog's bed are from their shared water bowl..The string is a lot longer than the dog's path to the bowl. The string is a lot shorter than the cat's path to the bowl. Whose path is shorter to the water bowl, the dog's or the cat's?
Answer:
The dogs path is shorter to the water bowl
Step-by-step explanation:
One measure of an angle in a triangle is 96°. The other two angle measures are represented by 2 and + 12. Determine the other two degree measures for the missing angles
i need help asap
The measures angles are 26, 39 and 96.
What is Angle Sum property?According to the triangle's "angle sum property," a triangle's angles add up to 180 degrees. Three sides and three angles, one at each vertex, make up a triangle. The sum of the interior angles in a triangle is always 180, regardless of whether it is acute, obtuse, or right.
Given:
Angles are 96, x, x+12
Now, using Angle Sum Property
96 + x + x + 12= 180
2x + 108 = 180
2x = 72
x= 26
So, the angles are 26, 39 and 96.
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Find the range and standard deviation of the set of data.
11 8 5 11 25
Answer: The range is 20, Standard Deviation, σ: 6.8702256149271
Step-by-step explanation:
I hope it helped!
<3
24/18=12/9 true or false
Answer:
true and I know its right
The area of a regular hexagon circumscribed about a circle with radius 2 is _______________.
Round your answer to the nearest tenth.
Answer:
relate the values and find the correct answer
Answer:
498.8
Step-by-step explanation:
the mass of a newborn kitten is 400 g. When it is a fully grown adult cat, its mass is 4000 g. The cat's final mass as a percentage of its newborn mass is, %
Answer: 1000%
Step-by-step explanation:
Suppose the newborn mass is 100%. 4000 is 10 times that, which is 1000%.
Answer: %1000
What is a percentage?
A percentage is a ratio, or a number expressed in the form of a fraction of 100. Percentages are often used to express a part of a total.
If we know that the newborn cat's weight is equivalent to 400g, and when it is fully grown it is equal to 4000 grams, we need to know how many times more is the full-grown cats' mass is compared to the newborn.
400 × 10 = 4000
We now know that the adult cat is 10 times larger than the newborn cat, meaning that it is %1000 of the newborn cat's size.
Enola is saving money and plans on making monthly contributions into an account
earning a monthly interest rate of 0.4%. If Enola would like to end up with $5,000
after 3 years, how much does she need to contribute to the account every month, to
the nearest dollar? Use the following formula to determine your answer.
Enola needs to contribute $4,330.68 per month to the account.
How much does Enola need to contribute to the account?Let's denote the monthly contribution as X.
The interest rate is 0.4% per month.
Since Enola plans to save for 3 years, the total number of months is:
= 3 * 12
= 36 months.
Using formula for compound interest: Future value = Present value * (1 + interest rate)^number of periods
We will plug values:
$5,000 = X * (1 + 0.004)^36
X = $5,000 / (1 + 0.004)^36
X = $5,000 / (1.004)^36
X = $4,330.68248
X = $4,330.68.
Find the distance from the point (−10,−5) to the line y = −5x − 3. Question options:
A. 2 √26 units
B. √24 units
C. 4 √6 units
D. √26 units
Answer:
The answer is not D it's A
Step-by-step explanation:
I just took the test
Determine the equation (picture).
The line perpendicular to the equation and has the same y-intercept with another is y = - 4 / 3 x + 4.
How to find equation of a line?The equation of a line can be describe as follows:
y = mx + b
where
m = slopeb = y-interceptTherefore, lines that a perpendicular follows the rule below:
m₁m₂ = -1
Hence,
y + 6 = 3 / 4 (x - 2)
y + 6 = 3 / 4 x - 6 / 4
y = 3 / 4 x - 6 / 4 - 6
y = 3 / 4 x - 30 / 4
y = 3 / 4 x - 15 / 2
Hence,
3 / 4 m₂ = -1
m₂ = - 4 / 3
Therefore,
slope of the line is - 4 / 3
Let's find the y-intercept of the second line
4x + 5y -20 = 0
5y = -4x + 20
y = -4 / 5 x + 4
y-intercept = 4
Therefore, the line perpendicular to the equation and has the same y-intercept with another is y = - 4 / 3 x + 4.
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A tire shop counted 80 invoices at the end of the month. They charge $325 for a set of new tires and $50 for a set of used tires. The total dollar amount of the invoices was $6,750. Let x represent the number of sets of new tires and y represent the number of sets of used tires. Which system of equations represents the situation?
a. x+y=80
325z=50y + 6,750
b. z+y=80
325x=-50y+6750
c. x+y=80
325x=-50y-6750
d. x+y=80 -325z=-50y + 6,750
Answer:
\(x+y = 80\\325x+50y = 6, 750\)
Step-by-step explanation:
Le x represents the set of new tires
Let y be the set of used tires
If a tire shop counted 80 invoices at the end of the month, then the equal that represents the total amount of invoices counted at the end of the month is:
\(x+y = 80 ............ 1\)
If they charge $325 for a set of new tires, the total amount charged for new tires will be:
\(325 \times x \\325x\)
If they charge $50 for a set of used tires, the total amount charged for used tires will be:
\(50 \times y\\50y\)
If the total dollar amount of the invoices was $6,750, then the expression that models the amount generated on tickets will be:
\(325x+50y = 6,750 .............. 2\)
Hence the system of equations represents the situation is:
\(x+y = 80\\325x+50y = 6, 750\)
Answer:
x + y = 80
325x = -50y + 6,750
Step-by-step explanation:
Part A: Timothy said that AKLM was dilated by a scale factor of 1.5 centered at the origin. Is Timothy CORRECT? Explain your answer or show your work.
Yes, Timothy is correct because triangle AKLM was dilated by using a scale factor of 1.5 centered at the origin.
What is dilation?In Mathematics, dilation can be defined as a type of transformation that is typically used for enlarging or reducing the size of a geometric object but not its shape, based on the scale factor.
For the given coordinates of the preimage triangle KLM, the dilation with a scale factor of 1.5 from the origin (0, 0) would be calculated as follows:
Coordinate K (-1, 3) → Coordinate K' (-1 × 1.5, 3 × 1.5) = Coordinate K' (-1.5, 4.5).
Coordinate L (8, 4) → Coordinate L' (8 × 1.5, 4 × 1.5) = Coordinate L' (12, 6).
Coordinate M (10, -3) → Coordinate M' (10 × 1.5, -3 × 1.5) = Coordinate M' (15, -4.5).
In conclusion, the coordinates of the image triangle K'L'M after a dilation with a scale factor of 1.5 from the origin are (-1.5, 4.5), (12, 6), and (15, -4.5) as shown in the graph above, therefore, Timothy is correct.
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Can someone help with this? Thank you!
The value of x is 24 and different angles of hexagon will be -
A = 160
B = 142
C = 120
D = 156
E = 31
F = 111
Describe angle.An angle is a geometric shape that is defined as the amount of rotation that occurs between two straight lines or planes. Angles are measured in degrees, with 360° representing a full circle.
We need to apply the inverse tangent function to determine the angle at which the sun strikes the flagpole. We are aware that the triangle's adjacent side is 42 feet long and its opposite side is 25 feet tall (the height of the flagpole) (the length of the shadow).
Given the figure is hexagon,
the sum of angles of a hexagon is 720,
Upon adding the given angles,
mA = (7x-8)°
mB (4x+46)°
mC = (5x)
mD = (6x+12)°
mE = (x+7)°
mF = (5x-9)°
⇒ 7x - 8 + 4x + 46 + 5x + 6x + 12 + x + 7 + 5x - 9 = 720
⇒ 28x + 48 = 720
⇒ 28x = 672
⇒ x = 24
Therefore, the angles will be -
A = 160
B = 142
C = 120
D = 156
E = 31
F = 111
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What is the 24th term of -21, -14,-7,0,7,…
Answer:
140
If that's wrong, try 147
Step-by-step explanation:
With this brief sequence of numbers, we can see that the function is linear, and increases by 7 each term, with the first term at -21, and therefore, the "0th" term, or the y-intercept, at -28. With this information we can create a function in slope intercept form (y=mx+b):
\(y=7x-28\\\),
where our m (slope) is 7, and our b (y-intercept) is -28.
If this doesn't make sense, then the easiest way is to just keep adding seven to the previous number until you get to the 24th term.
Hope this helps!
Area
Please help solve the two questions
Answer:
1. Height=6 Base=7 Area=422. i realy cant see the hieght but i think its 7 and the base is 3 so it might be 21Step-by-step explanation:)6. If Jeremy has a batting average
of 0.5014
and Alex has a batting average of 0.50098
who has the better average?
NEED HELP WITH MATH! Will Give Brainliest! Image is below.
10. A train to New York city leaves a station every 7 minutes. Another train to Boston leaves the
station every 6 minutes. Suppose it is 6:30 am right now. At what time will both trains leave the
station together?
Answer:
7:00
Step-by-step explanation:
Question 2
No calculations are necessary to answer this question.
3/01
3/02
$1.7420 $1.7360
Date
July GBP Futures
Contract Price
O long; long
Based on the closing prices of July GBP Futures Contract over the 3-day period in March 20XX as shown above, you shou
position on 3/01 and a position on 3/02.
O long; short
O short; short
3/03
short; long
$1.7390
The given information does not provide any clear indication for determining the position that should be taken on 3/01 and 3/02. Without additional information, it is not possible to make a decision. The table only displays the closing prices of the July GBP Futures Contract on different days, and it is unclear what trading strategy or what scenario is being considered. Additional information about the goals and objectives, the market conditions, and other relevant factors would be necessary to make a decision about trading positions.
Identify the slope and y-intercept of the line x+2y=−2.
Answer:
slope: -1/2
Y-intercept: -1
Step-by-step explanation:
Get Y by itself by subtracting x on both sides
2y= -x -2
Now divide both sides by 2 to cancel the two connected to the y:
Y = -1/2x -2/2
So y= -1/2x -1
Y=mx+b so m is the slope and b represents the y-intercept
1.
Here is a diagram that Jada drew about the weight of her puppy.
Access
connect
Not recor
9
9
9
9
9
20%
a.
The adult weight of the puppy will be 45 pounds. How can you see that
in the diagram?
b.
What fraction of its adult weight is the puppy now? How can you see
that in the diagram?
2. Jada's friend has a dog that weighs 90 pounds. Here is a diagram Jada
drew that represents the weight of her friend's dog and the weight of her
so
Answer:
Step-by-step explanation:
a). Since, 20% of the total diagram is represented by one fifth part of the total length.
Therefore, by adding all parts we will get 100% weight of the adult puppy.
20% of the part = 9 pounds
So the total weight of the adult puppy = 9 + 9 + 9 + 9 + 9
= 45 pounds
b). Weight of the puppy = 9 pounds
Weight of a adult = 45 pounds
Therefore, fraction that represents the weight of the puppy as compared to the weight of an adult = \(\frac{9}{45}\)
= \(\frac{1}{5}\)
Answer:
Question 1 Answer: The adult weight will be 45 pounds.
Question 2 Answer: The puppy is ⅕ of its adult weight.
Step-by-step explanation:
Q1- Why is the answer: because there are 5 9's and 5 ⋅ 9 = 45.
Q2-why is the answer : because the whole is divided into 5 pieces of equal length.
Hope this helps!
express (4+7i)(2-i) in the form a+ib
(4+7i)(2-i)
multiply it out
8-4i +14i -7i squared
i squared is the same as -1
8-4i+14i-7(-1)
8+7-4i+14i
15+10i
divide by common factor which is 5 in this case
3+2i