Similar Figures Find Missing Side Length

Lance the alien is 5 feet tall.  His shadow is 8 feet long.  At the same time of day, a tree's shadow is 32 feet long.  What is the height of the tree?

• 20 feet

• 24 feet

• 29 feet

• 51 feet

Which side length corresponds with EF?

• ML

• LM

• OL

• EH

Find missing side

• 5

• 7

• 9

• 11

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Using a proportion, find the height of the tree.

• x = 0.0625 ft.

• 16 ft

• x = 16 ft.

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

Triangle ABC is similar to triangle XYZ.  What is the length of line segment BC?

• 5 cm

• 7.5 cm

• 8 cm

• 9 cm

Solve for x. 

• 8

• 6

• 10

• 12

Solve for x. 

• 10

• 18

• 20

• 12

Solve for x. 

• 14

• 21

• 15

• 10