Question

Classify each scale factor as a contraction or an expansion.

1/5
3/4
3
1.25
-2

Answer 1

Contractions are dilations less than 1 but more than 0, and Expansions are dilations more than 1.

3/2 : Expansion

1/4 : Contraction

4 : Expansion

0.8 : Contraction

-3 : Expansion

1/3 : Contraction

These should be the right answers.

Answer 2

Expansion: 1.25, 3, -2

Contraction: 3/4, 1/5

Explanation:

Just took the test.