Dilations, Similarity, Scale Factor

What is the scale factor from the small fry to the large fry?

• 1/3

• 48

• 4

• 3

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 the length in inches of line segment PQ?

• 40 in.

• 34 in.

• 38 in.

• 14 in.

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

• x = 10

• x = 4

• x = 2

• x = 5

A dilation is which of the following:

• only an enlargement

• only a reduction

• either an enlargement or a reduction

• neither an enlargement nor a reduction

If two polygons are SIMILAR, then the corresponding angles must be _____.

• Complementary

• Supplementary

• Congruent

• Linear pairs

If the original is 12 units and the scale factor is 1/4 what is the size of the scale drawing?

• 300

• 4.8

• 3

• 4

Which triangle is similar to the above triangle ?

• A

• B

• C

• D

If the scale factor is less than one, the copy is...

• bigger

• smaller

• the same

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft