Question

The volumes of two similar solids are 20 cm^3 and 540 cm^3. Which is the ratio of the corresponding sides of the larger figure to the smaller figure?

27

9

6

3



On the coordinate plane, the origin is the center of a contraction with a scale factor of p. Which shows the coordinates of the image points for pre-image points (x, y)?

(p + x, p + y)

(x - p, y - p)

(px, py)

(p - x, p - y)

Answer 1

Two acute triangles are similar. Which of the following must the similar triangles have?

every pair of sides and angles congruent

at least one pair of congruent sides and one pair of congruent angles

congruent corresponding angles and proportional side lengths

a right angle and a hypotenuse


The vertices of a pre-image are located at points (-3, 3), (0, 0), and (-2, -1. If the image triangle has vertices with coordinates (-9, 9), (0, 0), and (-6, -3), what type of dilation is it?

expansion

contraction

reflection

rotation

Answer 2

@iYuko

Answer 3

#1 is 4

Answer 4

theres ur medal

Answer 5

#2 is c

Answer 6

#3 is D

Answer 7

#4 is Expansion

Answer 8

can u help me

Answer 9

Thank you @iYuko if i start a new thread can you help me again?

Answer 10

Yea

Answer 11

@naterod You can just google those.

Answer 12

help me please

Answer 13

i cant find it

Answer 14

#1 is 3 @naterod

Answer 15

I dont understand you

Answer 16

what sis the answer

Answer 17

The forst 1 you wrote is 3