Similar Polygons Worksheet

Grade 11 Math worksheet covering similar polygons, scale factors, and corresponding parts.

Grade 11 Math GeometrySimilar Polygons

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Includes

Multiple Choice2 Short AnswerFill in the BlanksTrue / False

Standards

CCSS.MATH.CONTENT.HSG.SRT.A.2CCSS.MATH.CONTENT.HSG.SRT.B.5

7 sections · Free to use · Printable

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Similar Polygons Worksheet

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Read each question carefully and answer to the best of your ability. Show all your work for full credit.

1. Which of the following statements is true about similar polygons?

Corresponding sides are congruent.

Corresponding angles are congruent.

Both corresponding sides and angles are congruent.

Corresponding sides are proportional and corresponding angles are congruent.

2. If two polygons are similar with a scale factor of 3:1, what is the ratio of their areas?

3:1

1:3

9:1

1:9

3. Two rectangles are similar. The first rectangle has a length of 10 cm and a width of 5 cm. The second rectangle has a length of 20 cm. What is the width of the second rectangle?

4. Triangle ABC is similar to Triangle DEF. If AB = 6, BC = 8, AC = 10, and DE = 9, find the lengths of EF and DF.

5. If two polygons are similar, their corresponding angles are and their corresponding sides are .

6. The ratio of the perimeters of two similar polygons is equal to the .

7. All squares are similar.

True

False

8. All rectangles are similar.

True

False

9. A rectangular swimming pool is 25 meters long and 10 meters wide. A smaller similar pool is to be built with a length of 15 meters. What will be the width of the smaller pool?