Shadow Similar Figure Word Problem

The pair of figures is similar. Find the missing side.

• x = 10

• x = 4

• x = 2

• x = 5

The pair of figures is similar. Find the missing side.

• x = 12

• x = 3

• x = 40

• x = 4

Are these figures similar?

• yes

• no

• i don't know

• not enough information

• PQ

• RQ

• QR

• QP

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

Review the picture.  Find the missing side measurement in the picture using a proportion.

• w = 18 m

• w = 6 m

• 6 m

• w = 0.16 m

Find the missing area. 

• 0

• 12

• 24

• 30

Gwen scans a photo that is 4 in. wide by 6 in. tall into her computer. If she scales the height down to 3 in., how wide should the similar photo be?

• 3 in

• 2 in.

• 4 in

• 1 in

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75

• 9.75

• 10

• 12

Find the missing area.

• 15

• 20

• 25

• 30