Scale Factors

Front

If the scale factor is less than one, the new figure will be

Back

a reduction

Front

If the scale factor is greater than one, the new figure will be: a reduction, an enlargement, a scale, not proportional

Back

an enlargement

Front

What is the scale factor from triangle ABC to triangle DEF? Options: 1/2, 7/3, 2/1, 10/3

Back

2/1

Front

Find missing side Options: 5, 7, 9, 11

Back

7

Front

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

Back

x = 12

Front

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

Back

3

Front

The two rectangles are scale drawings. What is the measurement of x? Options: 21, 1.25, 20, 4

Back

20

Front

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

Back

x = 5

Front

Which figure is scale copy of the original figure? Options:

A

,

B

,

C

,

D

Back

D

Front

Is Figure B a scaled copy of Figure A?

Back

Yes