Similar and Indirect Measurement

Find the height of the tree.

• 8 ft

• 12 ft

• 13 ft

• 15 ft

• 205

• 105

• 230

• 135

• 28.8 feet

• 500 feet

• 45 feet

• 0.002 feet

Are the triangles similar?

• Yes

• No

Solve for f.

• 6

• 4

• 3

• 8

At the same time a 6 foot person casts a 2 foot shadow, a nearby flagpole casts a ten foot shadow.  How tall is the flagpole?

• 3 feet

• 10 feet

• 16 feet

• 30 feet

A tree is 72 feet tall and has a shadow that is 12 feet long.  A nearby tree has a shadow of 5 feet.  How tall is the tree? 

• 3 ft.

• 300 ft.

• 30 ft.

• 35 ft.

Which triangles are similar to triangle A?

• B

• C

• Both

• None

Are the triangles similar?

• Yes

• No

Are the triangles similar?

• Yes

• No