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Understanding Similar Figures

Total questions: 16

Worksheet time: 18mins

Name
Class
Date
1.

Similar figures have the same general shape.

a)

Always true

b)

Sometimes true

c)

Never true

2.

In similar figures, the lengths of corresponding sides are proportional.

a)

Always true

b)

Sometimes true

c)

Never true

3.

When creating similar figures, the angles will be enlarged by a scale factor.

a)

Always true

b)

Sometimes true

c)

Never true

4.

All equilateral triangles are similar.

a)

Always true

b)

Sometimes true

c)

Never true

5.

Similar figures have corresponding angles that are congruent.

a)

Always true

b)

Sometimes true

c)

Never true

6.

Rectangles are similar figures.

a)

Always true

b)

Sometimes true

c)

Never true

7.

Similar figures are congruent.

a)

Always true

b)

Sometimes true

c)

Never true

8.

The original side lengths are all changed by the same scale factor to create a similar figure.

a)

Always true

b)

Sometimes true

c)

Never true

9.

If two figures have the same corresponding angle measures, then the figures are similar.

a)

Always true

b)

Sometimes true

c)

Never true

10.

Are they similar?

a)

Yes, the angles are congruent and the side lengths are proportional.

b)

No, the angles are congruent, but the side lengths are not proportional.

c)

No, the side lengths are proportional, but the angles are not congruent.

d)

No, the side lengths are not proportional, nor are the angles congruent.

11.

Are they similar?

a)

Yes, the angles are congruent and the side lengths are proportional.

b)

No, the angles are congruent, but the side lengths are not proportional.

c)

No, the side lengths are proportional, but the angles are not congruent.

d)

No, the side lengths are not proportional, nor are the angles congruent.

12.

Are they similar?

a)

Yes, the angles are congruent and the side lengths are proportional.

b)

No, the angles are congruent, but the side lengths are not proportional.

c)

No, the side lengths are proportional, but the angles are not congruent.

d)

No, the side lengths are not proportional, nor are the angles congruent.

13.

Are they similar?

a)

Yes, the angles are congruent and the side lengths are proportional.

b)

No, the angles are congruent, but the side lengths are not proportional.

c)

No, the side lengths are proportional, but the angles are not congruent.

d)

No, the side lengths are not proportional, nor are the angles congruent.

14.

Are they similar?

a)

Yes, the angles are congruent and the side lengths are proportional.

b)

No, the angles are congruent, but the side lengths are not proportional.

c)

No, the side lengths are proportional, but the angles are not congruent.

d)

No, the side lengths are not proportional, nor are the angles congruent.

15.

Are they similar?

a)

Yes, the angles are congruent and the side lengths are proportional.

b)

No, the angles are congruent, but the side lengths are not proportional.

c)

No, the side lengths are proportional, but the angles are not congruent.

d)

No, the side lengths are not proportional, nor are the angles congruent.

16.

All squares are similar.

a)

Always true

b)

Sometimes true

c)

Never true