Rachael Practice Test

Solve the proportion:

• c = 4

• c = 8

• c = 14

• c = 10

Solve for k

• 165
• 17
• 1/17
• 1/165

What is true about the sides of similar figures?

• Corresponding sides are proportional.
• Corresponding sides are congruent.
• Opposite sides are proportional.
• Opposite sides are congruent.

What is true about the shape and size of similar figures?

• Same shape and same size
• Same shape and not the same size
• Different shape and same size
• Different shape and not the same size

The _________tells us how many times larger or smaller a figure is from the original.

• Scale factor

• Angle

• Side lengths

• Units

Which proportion would allow you to solve for the missing side, x?

• A

• B

• C

• D

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

• x = 9
• x = 28
• x = 7
• x = 63

Solve for x 

• x = 16
• x = 28
• x = 1/26
• x = 26

Marvin's son is 3 ft tall. He casts a shadow of 1 foot. Marvin casts a shadow of 2.5 ft. How tall is Marvin?

• 3 ft
• 7.5 ft
• 1.2 ft.
• 0.8 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