ch 8.-8.4 review

What is the measure of x?

• 12

• 15

• 6

• 9

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Complete each proportion.
CB / DM  =  AC / ?

• BM

• MA

• BC

• AD

To measure the distance across a pond, a surveyor locates points A, B, C, D, and E as shown.  What is AB to the nearest meter?

• 10

• 12

• 15

• 18

A gymnasium is 96 feet long and 75 feet wide.  On a blueprint, the gymnasium is 5.5 inches long.  To the nearest tenth of an inch, what is the width of the gymnasium on the blueprint?  

• 4.3

• 8.6

• 6.4

• 20

• 30

• 25

• 23

To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree.  How tall is the tree?

• 144 feet

• 72 feet

• 36 feet

Given that the figures are similar, find the area of the shaded figure.

• 320 m²

• 80 m²

• 300 m²

Given that the figures are similar, find the area of the shaded figure.

• 450 in²

• 300 in²

• 133.3 in²

What is the scale factor?

• 4

• 6

• 1/4

• 3