Proportions from Similar Figures

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

_{Line AB corresponds with what line?} 

• XZ

• XY

• YZ

• YX

Line BC corresponds with what line? 

• XZ

• XY

• YZ

• YX

Line DC corresponds with what line? 

• SR

• PQ

• SP

• RQ

What is the similarity statement for the triangle pair?

• ΔXYZ~ΔNEW

• ΔXZY~ΔNWE

• ΔZYX~ΔENW

• ΔYZX~ΔNWE

Are these figures similar? Why or why not?

• Yes, their shapes are the same

• No, their corresponding sides are not equal.

• No, their corresponding sides are not proportional.

• Yes, their corresponding sides are proportional

The blueprint(drawing) of this house has a length of 6 inches.  The actual house has a length of 18 feet.  What is the scale used?

• 1 inch: 3 feet

• 1 inch: 6 feet

• 3 inches: 6 feet

• 3 inches: 12 feet

A drawing of a flagpole uses the scale 1 in = 4 ft. If the pole measures 12 inches in drawing, how tall is the actual pole?

• 16 feet

• 3 feet

• 48 feet

• 9 feet

Find missing side

• 5

• 7

• 9

• 11

An adult elephant that is 8 ft tall casts a shadow that is 4 ft long. Find the height of a statue that casts a 9 ft shadow.

• 36 ft 

• 2 ft 

• 16 ft 

• 18 ft