Are these Triangles Similar? How do you know?
Yes, because their ratios are the same
O Yes because their ratios are not the same
O No, because theur ratios are the same
No, Because their ratios are not the same
Answer:
O No, because their ratios are the same
Step-by-step explanation:
By ratio, it refers to side lengths.
If we write the side lengths as fractions:
\( \frac{10}{5} \)
and
\( \frac{4}{3} \)
if we cross multiply fractions it must be equal for the triangles to be similar but the result is
30 and 20 so the triangles are not similar because the ratios are not same or equal.
Which linear function has the greatest initial value? Which has the greatest rate of change? Use the drop-down menus to show your answer.
The linear function that has greatest initial value is function C
The linear function that has greatest rate of change is function B
Consider the function A
The y intercept = 0
Consider two points (2, 5) and (4, 10)
The slope of the line = (10-5) / 4-2
= 5 /2
The equation will be
y = 5/2x + 0
Consider the function B
y = 3x - 1
Which is in the form of slope intercept form
The slope of the line = 3
The y intercept = -1
Consider the function C
y intercept = 2
Consider the points (0, 2) and (3, 3)
The slope of the function = 3-2 / 3 -0
= 1/3
The equation is
y = 1/3x + 2
Therefore, function C has greatest initial value and function B has greatest rate of change
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Helppppp meeeee. Plzzzzz it’s due in 5 minutes and is half my grade:(((((((((;(((((((
Answer:
5 millimeters
Step-by-step explanation:
the conversion rate from cm to mm is 1 to 10 so 0.5 would equal to 5 mil
it would be amazing if you marked this brainliest :)
Check Understanding th
Math
Board
1 There are 46 swimmers and 7 lanes. The same number of
swimmers will go in each lane. Any remaining swimmers will
practice diving. How many swimmers will each lane have?
• Write a division equation to model the problem.
• Use the space at the right to show how you can use
repeated subtraction to solve.
Each lane will have ______
Module 6 Lesson 5
swimmers.
Answer: To model the problem with a division equation, we can write 46 ÷ 7 = x, where x represents the number of swimmers that each lane will have.
To solve the equation using repeated subtraction, we can subtract 7 from 46 several times until we reach a number that is less than 7. The number of times we subtract 7 will give us the number of swimmers each lane will have. Here's one way to do it:
46 - 7 = 39
39 - 7 = 32
32 - 7 = 25
25 - 7 = 18
18 - 7 = 11
11 - 7 = 4
As you can see, we are able to subtract 7 from 46 a total of 6 times before we get a number less than 7. This means that each lane will have 6 swimmers, and the remaining 4 swimmers will practice diving. So each lane will have 6 swimmers.
So the equation 46 ÷ 7 = 6, and also by repeated subtraction method it shows the same result of 6 swimmers each lane.
Step-by-step explanation:
Find the value of x in the parallelogram
The value of x in the parallelogram is 112°.
In a parallelogram, adjacent angles are always supplementary. This means that the sum of two adjacent angles in a parallelogram is always 180 degrees.
To understand this concept, let's consider a parallelogram ABCD. The opposite sides of a parallelogram are parallel and equal in length, and the opposite angles are congruent. Adjacent angles are those that share a side. Let's say angle A and angle B are adjacent angles in the parallelogram.
Since opposite angles of a parallelogram are congruent, we have angle A is congruent to angle C, and angle B is congruent to angle D.
Now, let's consider angle A and angle B. The sum of angle A and angle B is equal to the sum of angle C and angle D because opposite angles are congruent.
Therefore, we can conclude that angle A + angle B = angle C + angle D = 180 degrees.
This property holds true for all parallelograms. So, in any parallelogram, the adjacent angles are always supplementary, meaning their sum is 180 degrees.
For the given question, we know x° + 68° = 180°.
Then x° = 180° - 68°
x° = 112°
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On his vegetable stand, Mr. Louis has 12 cucumbers, 17 tomatoes, 31 bell peppers, and 12 carrots. What is the ratio of cucumbers to the total number of vegetables?
Answer:
12 to 72
Step-by-step explanation:
Which of the following is not an integer
The graph shows the distribution of the lengths (in seconds) of videos on a popular video-streaming site. The distribution is approximately Normal, with a mean of 264 seconds and a standard deviation of 75 seconds.
A graph titled Streaming Videos has length (seconds) on the x-axis, going from negative 36 to 564. The highest point of the curve is at 264.
What percentage of videos on the streaming site are between 264 and 489 seconds?
0.15%
49.85%
95%
99.7%
According to the properties of the standard normal distribution, approximately 99.7% of the values lie within three standard deviations of the mean. Therefore, the answer is 99.7%.
To determine the percentage of videos on the streaming site that are between 264 and 489 seconds, we need to calculate the area under the normal curve within that range. Since the distribution is approximately normal with a mean of 264 seconds and a standard deviation of 75 seconds, we can use the properties of the standard normal distribution to find the desired percentage.
First, we need to convert the values 264 and 489 to z-scores, which represent the number of standard deviations a particular value is away from the mean. The z-score formula is given by:
z = (x - μ) / σ
where x is the value, μ is the mean, and σ is the standard deviation. Plugging in the values, we get:
z1 = (264 - 264) / 75 = 0
z2 = (489 - 264) / 75 = 3
Next, we can use a standard normal distribution table or a calculator to find the area under the curve between z = 0 and z = 3. The area represents the percentage of videos falling within that range. The answer is 99.7% .
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A number with an abosolute value of 42 was divided by a number with an absolute value of 7. The quotient is -6. Write two possible numeric equations
A number with an absolute value of 42 was divided by a number with an absolute value of 7. The quotient is -6. Write two possible numeric equations
Let
x,the number
y, the other number
\(\begin{gathered} \left|x\right|=42 \\ \left|y\right|=7 \\ \frac{\left|x\right|}{\left|y\right|}=-6 \end{gathered}\)\(\begin{gathered} \left|x\right|=x,\text{ if x}\ge0\text{ and , } \\ \left|x\right|=-x\text{ if x}<0 \\ and \\ \left|y\right|=\text{ y if y }\ge0 \\ \left|y\right|=-\text{y if y}<0 \end{gathered}\)step 2, write the equations
\(\begin{gathered} \frac{x}{y}=-6\text{, if x}>0\text{ and y}<0 \\ \frac{x}{y}=\text{ -6, if x}<0\text{ and y}>0 \end{gathered}\)and that's all, it is the answer
length of a rectangle is 8cm increased by 150%.calculate the new lenght
Answer:
l=8
l'=8×150/100=12cm
increase in l=8+12=20cm
Answer:
20cm
Step-by-step explanation:
100%->8cm
250%->20cm
La ganancia obtenida después de t años de
haber realizado una inversión inicial de
$1.000.000 está dada por la expresión:
1.000.000 × 2t
¿Qué representa el número 2 en la
expresión anterior?
A)las ganancias obtenidas en el segundo año
B)las ganancias obtenidas en el último año
C) que cada nuevo año las ganancias se reducen a la mitad
D) que cada nuevo año las ganancias se duplican con respecto al año anterior
In the given expression, "2" represents that each new year the profits double with respect to the previous year. So the correct answer is D) that each new year the profits double with respect to the previous year.
How to explain the expressionIn the given expression, the variable "t" represents the number of years that have passed since the initial investment was made. The expression 1,000,000 × 2t calculates the profit obtained after "t" years.
Therefore, the correct answer is D) that each new year the profits double with respect to the previous year.
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The profit obtained after t years of
have made an initial investment of
$1,000,000 is given by the expression:
1,000,000 × 2t
What does the number 2 represent in the
previous expression?
A) the profits obtained in the second year
B) the profits obtained in the last year
C) that every new year the profits are cut in half
D) that each new year the profits double with respect to the previous year
Mis disculpas por la respuesta anterior, cometí un error en la explicación. La respuesta correcta es la opción D. La expresión 1.000.000 × 2t indica que cada nuevo año las ganancias se duplican con respecto al año anterior.
En la expresión, el número 2 indica que las ganancias se duplican cada año con respecto al año anterior. La expresión 1.000.000 × 2t significa que la inversión inicial de un millón de dólares se multiplica por 2 elevado a la potencia de t, donde t es el número de años que han pasado.Cuando t=1, se refiere al primer año después de la inversión, y la ganancia sería 1.000.000 dividido por 2=1, es decir, dos millones. Esto significa que las ganancias del segundo año (opción A) serían de 2.000.000 de dólares.En general, las ganancias del año anterior se duplican cada año subsiguiente. Por lo tanto, la D es la opción correcta porque significa que las ganancias se duplican cada año con respecto al año anterior.
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work out the area of the circle
take pi to be 3.142 give your answer to 1 decimal place
radius 8
The area of the circle with the given radius is 201.088 square units.
What is area of a circle?The area of a circle is the space occupied by the circle in a two-dimensional plane. Alternatively, the space occupied within the boundary/circumference of a circle is called the area of the circle. The formula for the area of a circle is A = πr², where r is the radius of the circle.
Given that, the radius of a circle is 8 units.
Here, area of a circle
= 3.142×8²
= 3.142×64
= 201.088 square units
Therefore, the area of the circle is 201.088 square units.
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Shadows cast angles at equal measures, making triangles formed by shadows similar.
Lance the alien is 5 feet tall. His shadow is 8 feet long.
Answer:
the third side is 9.43
Step-by-step explanation:
the length from his head to the shadow of his head is the same as
\(5^{2}\) + \(8^{2}\) = \(c^{2}\)
so we solve this to get c = 9.43
How is 0.000072 in scientific notation?
Answer:
7.2×10−5 the -5 is the exponent
Step-by-step explanation:
You have to move the decimal where there is no zeros when ever you move the decimal to the right is a positive and when ever you move the decimal to the left is a negative exponent for example: 0.0000568 is
5.68 × 10-5 the -5 is the exponent. The positive is 450000= 4.5×10 5 the 5 is the exponent
Which of the following represents 20 = 5 x 4
A. 5 is 4 times as many as 20
B. 20 is 2 times as many as 10
C. 4 is 5 times as many as 20
D. 20 is 5 times as many as 4
Answer:
D
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
the answer is d because
20 is "=" 5 times "×" as 4
so the formula derived is
20= 5x4
is represents =
times represents ×
hope you get it
100 Points! Geometry question. Photo attached. Please show as much work as possible. Thank you!
Answer:
\(BC=5.1\)
\(B=23^{\circ}\)
\(C=116^{\circ}\)
Step-by-step explanation:
The diagram shows triangle ABC, with two side measures and the included angle.
To find the measure of the third side, we can use the Law of Cosines.
\(\boxed{\begin{minipage}{6 cm}\underline{Law of Cosines} \\\\$c^2=a^2+b^2-2ab \cos C$\\\\where:\\ \phantom{ww}$\bullet$ $a, b$ and $c$ are the sides.\\ \phantom{ww}$\bullet$ $C$ is the angle opposite side $c$. \\\end{minipage}}\)
In this case, A is the angle, and BC is the side opposite angle A, so:
\(BC^2=AB^2+AC^2-2(AB)(AC) \cos A\)
Substitute the given side lengths and angle in the formula, and solve for BC:
\(BC^2=7^2+3^2-2(7)(3) \cos 41^{\circ}\)
\(BC^2=49+9-2(7)(3) \cos 41^{\circ}\)
\(BC^2=49+9-42\cos 41^{\circ}\)
\(BC^2=58-42\cos 41^{\circ}\)
\(BC=\sqrt{58-42\cos 41^{\circ}}\)
\(BC=5.12856682...\)
\(BC=5.1\; \sf (nearest\;tenth)\)
Now we have the length of all three sides of the triangle and one of the interior angles, we can use the Law of Sines to find the measures of angles B and C.
\(\boxed{\begin{minipage}{7.6 cm}\underline{Law of Sines} \\\\$\dfrac{\sin A}{a}=\dfrac{\sin B}{b}=\dfrac{\sin C}{c} $\\\\\\where:\\ \phantom{ww}$\bullet$ $A, B$ and $C$ are the angles. \\ \phantom{ww}$\bullet$ $a, b$ and $c$ are the sides opposite the angles.\\\end{minipage}}\)
In this case, side BC is opposite angle A, side AC is opposite angle B, and side AB is opposite angle C. Therefore:
\(\dfrac{\sin A}{BC}=\dfrac{\sin B}{AC}=\dfrac{\sin C}{AB}\)
Substitute the values of the sides and angle A into the formula and solve for the remaining angles.
\(\dfrac{\sin 41^{\circ}}{5.12856682...}=\dfrac{\sin B}{3}=\dfrac{\sin C}{7}\)
Therefore:
\(\dfrac{\sin B}{3}=\dfrac{\sin 41^{\circ}}{5.12856682...}\)
\(\sin B=\dfrac{3\sin 41^{\circ}}{5.12856682...}\)
\(B=\sin^{-1}\left(\dfrac{3\sin 41^{\circ}}{5.12856682...}\right)\)
\(B=22.5672442...^{\circ}\)
\(B=23^{\circ}\)
From the diagram, we can see that angle C is obtuse (it measures more than 90° but less than 180°). Therefore, we need to use sin(180° - C):
\(\dfrac{\sin (180^{\circ}-C)}{7}=\dfrac{\sin 41^{\circ}}{5.12856682...}\)
\(\sin (180^{\circ}-C)=\dfrac{7\sin 41^{\circ}}{5.12856682...}\)
\(180^{\circ}-C=\sin^{-1}\left(\dfrac{7\sin 41^{\circ}}{5.12856682...}\right)\)
\(180^{\circ}-C=63.5672442...^{\circ}\)
\(C=180^{\circ}-63.5672442...^{\circ}\)
\(C=116.432755...^{\circ}\)
\(C=116^{\circ}\)
\(\hrulefill\)
Additional notes:
I have used the exact measure of side BC in my calculations for angles B and C. However, the results will be the same (when rounded to the nearest degree), if you use the rounded measure of BC in your angle calculations.
bought for 15$ sold for 49.50, what is markup percentage?
Answer:
17.65%
Step-by-step explanation:
https://www.calculatorsoup.com/calculators/financial/markup-calculator.php?cost=49.50&margin=15&action=solve
most people fond that the cost of individual insurance are prohiibitvely high. true false
Answer: True
Step-by-step explanation:
Graph the line with the slope 1 passing through the point (-2,-1)
Answer:
Step-by-step explanation:
I really need help with this Triangle problem.
Answer:
12
Step-by-step explanation:
Here we use SOHCAHTOA
Seeing as we have the hypotenuse and we are working to find out the opposite, we use SOH
Sin(x)= Opposite/Hypotenuse
Sin(45) = x/\(12\sqrt{2} \\\)
×12 root 2
sin(45) times 12 root 2= 12
x=12
The midpoint of segment AB is M(-2,2). If A is located at (-5,7) find the coordinates of the endpoint B
Answer:
B (1, -3)
Step-by-step explanation:
Step 1: Use the midpoint formula to find the coordinates of the endpoint:
Normally, we find the midpoint of a segment using the midpoint formula, which is given by:
M = (x1 + x2) / 2, (y1 + y2) / 2, where
M is the midpoint,(x1, y1) are one endpoint on the segment,and (x2, y2) are the other endpoint of the segment.Since we're solving for the coordinates of an endpoint, we can allow (-5, 7) to be our (x1, y1) point and plug in (-2, 2) for M to find (x2, y2), the coordinates of the endpoint B:
x-coordinate of B:
x-coordinate of midpoint = (x1 + x2) / 2
(-2 = (-5 + x2) / 2) * 2
(-4 = -5 + x2) + 5
1 = x2
Thus, the x-coordinate of the endpoint B is 1.
y-coordinate of B:
y-coordinate of midpoint = (y1 + y2) / 2
(2 = (7 + x2) / 2) * 2
(4 = 7 + x2) -7
-3 = y2
Thus, the y-coordinate of the endpoint B is -3.
Thus, the coordinates of the endpoint B are (1, -3).
1/4 (12 - 4x) = 3 - x
Answer:
first of all come to 1/4 1 divide by 4 is 0.25 now come to 12-4x its (8x) now brackets mean divide so 0.25 divide 8x is 0.3125 = now equation b x has no value so we will minus 3 from the brackets value 3 - 0.3125 =2.6875 THEREFORE 0.3125=2.6875
Step -by-step explanation:
Which is the last operation when evaluating
subtraction [BODMAS 'S' comes last which means subtraction]
hope it helps...
Answer:
Subtraction
Step-by-step explanation:
PLEASE HELP ME SLOVE FOR X
Answer:
x = 5
Step-by-step explanation:
Since the lines with red arrows are parallel, we can use the ratios
(28 - 12)/28 = 4x/35
35(16) = 28(4x)
560 = 112x
x = 560/112
x = 5
Need ANSWER ASAP
Consider the following transformed function
y = −2 Sin [2( − 45°)] + 1
a) Graph the five key points of Parent function on the provided grid.
b) State the following for the transformed function
Amplitude=
period=
Horizontal Phase shift =
Equation of axis=
c) Graph at least two cycles of the transformed function by transforming the key points of the parent function. (Don’t forget to label the x-axis and y -axis)
Answer:
See explanation below.
Step-by-step explanation:
Given transformed function:
\(y=-2 \sin \left[2(x-45^{\circ})\right]+1\)
Part (a)The parent function of the given function is: y = sin(x)
The five key points for graphing the parent function are:
3 x-intercepts → (0°, 0) (180°, 0) (360°, 0)maximum point → (90°, 1)minimum point → (270°, -1)(See attachment 1)
Part (b)Standard form of a sine function:
\(\text{f}(x)=\text{A} \sin\left[\text{B}(x+\text{C})\right]+\text{D}\)
where:
A = amplitude (height from the mid-line to the peak)2π/B = period (horizontal distance between consecutive peaks)C = phase shift (horizontal shift - positive is to the left)D = vertical shift (axis of symmetry: y = D)Therefore, for the given transformed function:
\(y=-2 \sin \left[2(x-45^{\circ})\right]+1\)
Amplitude = -2Period = 2π/2 = πPhase shift = 45° to the rightEquation of axis of symmetry: y = 1Part (c)See attachment 2.
Estimate 78.8X6.8 I neep help
Answer:
B. 500
Hope this helps!! :D
Answer:
The answer is B
explanation:
78.8 is nearly 80 and 6.8 is nearly 7
so an estimate would be 80 × 7
= 560
9.
Use vertex form to write the equation of the parabola.
A. y = (x + 3)^2 - 3
B. y = 2(x - 3)^2 - 3
C. y = 2(x - 3)^2 + 3
D. y = 2(x + 3)^2 - 3
Answer:
Step-by-step explanation:
hmm
2
Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar.
The numbers 7. 11, 12, 13, 14, 18, 21, 23, 27 and 29 are written on separate cards, and the cards are placed on a table with the numbers facing
down.
The probability of picking a card with an even number is?
Answer:
Answer=3/10
Step-by-step explanation:
even numbers=3
total cards=10
P=number of possible outcomes/total outcomes
=3/10
Answer:
you have a 3/10 probability of geting a even number bc
Step-by-step explanation:
there are ten numbers shown in the question and there are three even numbers out of ten so that is how you get you anewer
If mikes salary is $62,500 this year and next year he will get 5.5% increase in salary. How much is his new salary.
Plssss answer
Answer:
65,937.5
Step-by-step explanation:
Answer:
$65,937.5
Step-by-step explanation:
5.5%× 62500= $3,437.5
$62,500+ $3,437.5= $65,937.5
Simplify
2x5
-
O-4x³+4
○ 2x5 - 6x³ +4-x-2
O 2x5 - 6x³ +4+x=²
2x³
6x + 4x 2
-
-
6x³ +4
x²
○ 2x5 6x³+4x2
< Previous
Your answer should not have any fractions.
The simplified expression is determined as 2x³ - 6x + 4x⁻².
What is the simplification of the expression?The expression is simplified by applying the principle of exponent rules of division as shown below;
The given function = 2x⁵ - 6x³ + 4 / x²
So we will divide each of the numerator with the denominator as shown below;
2x⁵/x² = 2x⁵⁻² = 2x³
6x³/x² = 6x³⁻² = 6x
4/x² = 4x⁻²
The simplified expression = 2x³ - 6x + 4x⁻²
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