Indirect Length Measurement

Drew is 6 feet tall and casts a 2 foot shadow, The Peet flagpole casts a ten foot shadow. How tall is the flagpole?

• 3 feet

• 10 feet

• 16 feet

• 30 feet

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Read the problem and find the missing measurement.  Use labels or pictures to help set up the problem.
A home's height is 40 ft. and casts a shadow that is 12 ft..  A car in the driveway is 10 ft. high.  How long is the car's shadow?

• x = 3 ft.

• x = 12 ft.

• x = 120 ft.

• none of the above

• 20ft

• 30ft

• 25ft

• 23ft

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

Find side length X.

• 16

• 18

• 2.4

• 15

Find the height of the building

• 74ft

• 100ft

• 104ft

• 108ft

• 8ft

• 9.5ft

• 10ft

• 10.5ft

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.

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