Explain why two perpendicular lines will remain perpendicular if they are both dilated by the same factor
and using the same center

Answers

Answer 1

Answer:

because they are congruent to the original angle

Step-by-step explanation:

they are congruent to the original triangle. nothing will change.

Answer 2

The two perpendicular lines will remain perpendicular because it should be congruent to the original angle.

What is congruent?

The Two geometric figures should treated be congruent in the case when it should have coincided. Since the both perpendicular lines are dilated by the same factor also the same center should be used due to this, the two perpendicular lines should remain perpendicular.

Therefore, The two perpendicular lines will remain perpendicular because it should be congruent to the original angle.

Learn more about  lines here: https://brainly.com/question/24271130


Related Questions

Stephen places 950 pounds in a bank that pays 1.6 percent simple interest per year. How much interest will he earn each year

Answers

Answer:

15.2

Step-by-step explanation:

You have to divide 950 by 1.6 percent

950/1.6

A drawing of a surfboard in a catalog, it shows its length as 8 4/9 inches. Find the actual length of the surfboard if 1/3 inch length from the drawing corresponds to 3/8 foot of the actual surfboard.

Answers

Answer:

9.5 feets

Step-by-step explanation:

Length of drawing = 8 4/9 inches

Scale : 1/3 inch in drawing = 3/8 actual length

Length of drawing / drawing scale

8 4/9 = 76/9 inches

Number of 1/3 inches in total length of drawing :

76/9 ÷ 1/3

76/9 * 3 / 1

(76*3) /(9*1) = 228 /9 = 9 3/9 = 9 1/3

9 1/3 * 3/8 foot

(228 / 9) * (3 /8)

(228/3) * (1/ 8)

228 / 24

= 9.5 feet

what is the percentage decrease, if the price of a shirt is reduced from 800rupees to 640rupees?
(pls answer quickly it is very urgent)

Answers

Decrease = Rs 800- Rs 640= Rs 160
Percentage decrease = (Decreased amount / Original amount) * 100
= 640/ 800 * 100 = 80%

Rosalia passed out fliers that say, “Vote for Rosalia!" She
gave out 85 fliers on Monday, 66 fliers on Tuesday, and
99 fliers on Wednesday. What fraction of the fliers did
she give out on Wednesday? Use a diagonal fraction bar
in your answer Explain how you found the answer

Answers

Answer:

Step-by-step explanation:

there is a total of 250 fliers. the simplist form is 99/250

Answer:80

Step-by-step explanation:it’s -19 then +33 so 85-19=66 and 66+33=99

Hey guys please help if I did this question correct if not can you answer it for me I would give you a Brainliest answer if you answer and that is NO JOKE❤​

Answers

your answers seem correct. they are logical

Jackie had $50.00. She bought 2 skirts for $18.95 each, including tax. She also bought lunch for $5.50. How much money does Jackie have left?

Answers

Answer:

She has $6.60

Step-by-step explanation:

2(18.95) + 5.50 = 43.4

50 - 43.4 = $6.60

Answer:

She has $6.60 left.

Step-by-step explanation:

$18.95x2 is 37.90. $37.90+ $5.50 is $43.40. $50.00- $43.40 is $6.60.

PLEASE HELP!!! If the simple interest on $7,000 for 5 years is $2,100, then what is the
interest rate?
formula.
2100 = 7000 .r: 5
Solve for r.
re
(Simplify your answer. Type an integer or a decimal.)

Answers

Answer:

46.66

Step-by-step explanation:

Daniel filled 1/4 cup scoop 2 times with nuts for a recipe which size measuring cup could daniel have filed one time to have the same amount for the recipe.

Answers

Answer:

[tex]Size= \frac{1}{2}\ cup[/tex]

Step-by-step explanation:

Given

[tex]Size = \frac{1}{4}\ cup[/tex]

[tex]Scoop = 2[/tex]

Required

Determine the size of cup for 1 scoop

For two scoops, we have:

[tex]Recipe = \frac{1}{4}+ \frac{1}{4}[/tex]

Take LCM

[tex]Recipe = \frac{1+1}{4}[/tex]

[tex]Recipe = \frac{2}{4}[/tex]

[tex]Recipe = \frac{1}{2}[/tex]

This implies that, the amount of recipe is 1/2

If he uses a cup of size 1/2, he would only need 1 scoop.

Hence:

[tex]Size= \frac{1}{2}\ cup[/tex]

By how much will the value of the number
67,351 decrease if the 7 is replaced by a 5?
2
200
2,000
20,000
0 20

Answers

Answer: 2,000

Step-by-step explanation:it’s 2,000 because the 7 is in the thousand place and 7 minus 5 = 2.

3x^2 + 9x + 4x + 12

Answers

The answer would be 3x^2+13x+13

Hope this helps

Have a great day/night

which of the following trigonometric ratios is equal to 0?
cos π
sin 2π
cot 3π
cos 4π

Answers

Answer:

sin 2π

Step-by-step explanation:

   

None of the given trigonometric functions are equal to zero.

What are trigonometric ratios?

Trigonometric ratios are used to define the relation between the sides of a right - angled triangle.

Given are the trigonometric functions.

cos π = - 1

sin 2π = 1

cot 3π = -1

cos 4π = 1

None of the functions are zero.

Therefore, none of the given trigonometric functions are equal to zero.

To solve more questions on trigonometric ratios, visit the link below -

https://brainly.com/question/25122832

#SPJ2

When playing the integer game, the first two cards were -8 -10. What is the value of your hand? Write an equation to justify your answer.

Answers

Answer:

-18

Step-by-step explanation:

-8 + (-10)

-8-10

-18

Hope this HELPS

The ratio of boys to girls in the soccer club is the same as in the volleyball club. There are 20 boys and 12 girls in the soccer club. There are 9 girls in the volleyball club. How many boys are in the volleyball club?

Answers

Answer:

15

Brainiest plz :)

Answer:

15

Step-by-step explanation:

20-12=6

15-9=6

Which is NOT a valid method of proving triangles similar?
1)AA
2)SSS
3)ASA
4)SAS

Answers

Answer:

1

Step-by-step explanation:

6.5 B Level

If a triangle has two sides that are 17 meters & 4 meters.

What statement below best describes the range of values

the 3rd side could be?

Smaller than 20 meters

O Larger than 13 meters

Between 13 meters & 21 meters

Larger than 21 meters

Answers

Answer:

Between 13 meters & 21 meters

Step-by-step explanation:

Sum of two sides of a triangle must be greater than the third side and difference of two sides must be less than the third side.

Sum of two sides [tex]=17+4=21[/tex] meters

Difference of two sides [tex]=17-4=13[/tex] metres

Therefore,

[tex]13<[/tex] third side [tex]<21[/tex]

Option: Between 13 meters & 21 meters is correct.

Jessica wants to buy 6 ounces of gluten-free edible cookie dough that costs $1.50 per ounce. Select all equations that correctly represent how much Jessica will pay for her cookie dough, y .

Answers

Answer:

9 dollars

Step-by-step explanation:

Hello you did not provide the options for me to select from. But I have gone ahead to calculate how much jessica would pay for her cookie dough.

I used this formula to arrive at this answer.

Cost of dough = quantity x price per ounce

Quantity = 6 ounces

Price per ounce = 1.5 dollars

Cost of dough = 6 x 1.50

= $9

Jessica is going to pay 9 dollars for her cookie dough

A cylinder has a diameter of 10 centimeters and a height of 15 centimeters. What is the surface area of the cylinder to the nearest tenth, if necessary

Answers

The surface area of the cylinder to the nearest tenth is:  628.3

The surface area without rounding is:  628.32

What is 2.5x X 12.5p????????????????

Answers

Answer:

31.25xp

Step-by-step explanation:

Alice's average mark for 4 Science exams is 68%. Can Alice score enough marks in a fifth exam so that her average mark increases to 75?%? Give reasons.

Answers

Answer:

It is not possible for Alice to score an average of 75% because what she needs to score in the fifth exam exceeds the maximum possible score.

Step-by-step explanation:

She scored an average 68% in all 4 exams.

This means; (68% + 68% + 68% + 68%)/4

Now, a fifth exam is added and we want to know if her average can now be 75%.

Thus, let the score in the 5th exam be x and we now have;

(68% + 68% + 68% + 68% + x)/5 = 75%

Multiply both sides by 5 to get;

(68% + 68% + 68% + 68% + x) = 375%

272% + x = 375%

x = 375% - 272%

x = 103%

The maximum score is 100% and therefore it is impossible for her to score 103%. Therefore it is not possible for Alice to score an average of 75%

Write the equation of this line in y= mx + b form

Answers

Answer:

y=4

Step-by-step explanation:

Because it is a horizontal line, there is no slope the only thing that is there is the y intercept

Write and equation for each line.

Answers

Answer:

l - y=4

m y = -2x+4

n y =x-1

p - x=-4

Step-by-step explanation:

Answer:

Blue: x=-4

Green: y=x-1

Black: y=-2x+4

Red: y=4

Step-by-step explanation:

Si el máximo común divisor (MCD) de 6432 y 132 disminuye en 8, entonces será igual a: * 1 punto 6 4 -2 -6

Answers

Answer:

4

Step-by-step explanation:

Para empezar el maximo común divisor (MCD) de dos números se refiere al número en común que tienen ambos números, entre los cuales pueden ser divididos. En el caso del máximo se refiere al número más alto posible en que ambos números pueden ser divididos.

Para poder saber esto, es necesario anotar los factores en los cuales pueden ser divididos ambos números. Sin embargo, ya que son cantidades altas, puede tomar mucho tiempo determinar esto, por lo tanto nos vamos a la respuesta final.

Sabemos que el MCD de 132 y 6432 es disminuido en 8 unidades, es decir, se le resta 8 al MCD de esos números, y ese número debe coincidir con alguna de las opciones puesta ahí. Por lo tanto, lo que vamos a hacer para resolverlo rápidamente es sumarle 8 a cada una de las opciones y luego, verificaremos si el número obtenido es divisor de 132 y 6432.

Obtención del MCD original:

a) 6 + 8 = 14

b) 4 + 8 = 12

c) 2 + 8 = 6

d) 6 + 8 = 2

Con estos resultados, veamos cual de ellos es el MCD de 132 y 6432.

Para el 6432:

6432 / 2 = 3216

6432 / 6 = 1072

6432 / 12 = 536

6432 / 14 = 459,24

Podemos observar con estos resultados que el 14 queda descartado al tener un resultado decimal, por lo tanto debe ser 2, 6 o 12. Veamos la cuenta con el 132:

Para el 132:

132 / 2 = 66

132 / 6 = 22

132 / 12 = 11

Podemos observar ahora en este caso que el 132 es divisible entre 12, por lo tanto, es el MCD entre 132 y 6432, asi que se concluye que el resultado de disminuir por 8 el MCD de ambos números es:

12 - 8 = 4

Exitos

Por definición de máximo común divisor,

MCD

Se denomina máximo común divisor o MCD al mayor número que divide exactamente a dos o más números a la vez. Es decir, MCD de dos o más números es el mayor número que divide a todos de manera exacta.

En otras palabras, el máximo común divisor o MCD es la cifra más alta por la cual se puede dividir un conjunto de números, dando como resultado un número entero.

Recordar que un divisor puede definirse formalmente como aquel número que está contenido en otro de forma exacta una cantidad n de veces.

Cálculo de MCD

Para calcular el máximo común divisor de dos o más números, en primer lugar se debe descomponer esos números en factores primos.

La descomposición de un número en factores primos es encontrar los números primos que se multiplican para formar ese número, recordando que los números primos son aquellos que solo se dividen por sí mismos y por 1.

El máximo común divisor se obtiene escogiendo solo los factores primos comunes a los números, elevados al menor exponente. Es decir, se debe elegir solo los factores comunes, y los que se repitan son elegidos elevados a la mínima potencia.

Este caso

La descomposición en factores primos es:

6432= 2⁵×3×67

132= 2²×3×11

Entonces, el MCD es calculado como:

MCD (6432, 132)= 2²×3

MCD (6432, 132)= 12

Por último, el máximo común divisor (MCD) de 6432 y 132 disminuye en 8, por lo que:

12 - 8= 4

En resumen, si el máximo común divisor (MCD) de 6432 y 132 disminuye en 8, entonces será igual a 4.

Aprende más sobre MCD:

https://brainly.com/question/16553918?referrer=searchResultshttps://brainly.com/question/24176034?referrer=searchResults

Please help me I have a time limit for this thank you ❤️

Answers

127° because it is a vertical angle

Solve by elimination by filling in the blanks below.
We will cancel our x's in this problem!

-5x+4y=30

2x+3y=-12

Answers

Answer: (x, y)=(0, -6)

Step-by-step explanation:

To solve a system of equations there are usually 3 general ways.

- Elimination

- Substitution

- Augmented Matrix

Since the question is asked to use elimination, we are going to use it.

--------------------------------------------------------------------------------------

-5x+4y=30

2x+3y=-12

-10x+8y=60

10x+15y=-60

23y=0

y=0

------------------------------------------------------------------------------------------

Substitute the y value into any one of the equations

2x+3y=-12

2x+3(0)=-12

2x+0=-12

x=-6

Hope this helps!! :)

Please let me know if you have any questions

Find x ?






PLEASE HELP

Answers

Answer:

x = 16

Step-by-step explanation:

John opens a saving account with an initial deposit of $282.50. Every week, he deposits $45.50 in the account. How much will John have in his account after 7 weeks?

a. $328.00
b. $289.50
c. $601.00
d. $318.50

Answers

Answer:

C

Step-by-step explanation:

total amount after 7 weeks=282.50+45.50 ×7

=282.50+318.50

==601.00 $

35% of 15% of x is equivalent to which of the following?
A. 0.0525x
B. 0.125x
C. 0.25x
D. 0.525x
E. 5.25x​

Answers

Answer:

a

Step-by-step explanation:

.35x.15=0.0525

if it is monday, then the following is tuesday. if it not tuesday. then previous day was not monday.

Answers

jk l k kno k no j kk knock ok no ok ok ok on k kno k on l ik ok kk on jk boo-boo

HELP MEH PLS! Will mark brainliest :3
Simplify it- don't solve it. Show your work too pls!

Answers

Answer:

Step-by-step explanation:

[tex](1/5k)^2=1/5^2*k^2[/tex]

[tex]1/25*k^2=\frac{k^2}{25}[/tex]

Answer:  [tex]\frac{1}{25}k^2[/tex]

This is equivalent to [tex]\frac{k^2}{25}[/tex]

In decimal form, this is equivalent to 0.04k^2

==================================

Work Shown:

We have the two pieces 1/5 and k, all in the parenthesis being squared.

Square each piece

Squaring the piece 1/5 leads to (1/5)^2 = 1/25, since 5^2 = 25squaring the k value leads to k^2

So overall, we end up with the answer [tex]\frac{1}{25}k^2[/tex] which is equivalent to saying [tex]\frac{k^2}{25}[/tex]

In decimal form, this is 0.04k^2 because 1/25 = 0.04

Which expression is equivalent to V64a^6 ?

Answers

Answer:

8a^3

Step-by-step explanation:

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