Similar Polygons

Similar Polygons

Assessment

Flashcard

Mathematics

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What are similar polygons?

Back

Polygons that have the same shape but may differ in size. Their corresponding angles are equal, and their corresponding sides are proportional.

2.

FLASHCARD QUESTION

Front

What does it mean for sides in similar figures to be proportional?

Back

It means that the ratios of the lengths of corresponding sides of the similar figures are equal.

3.

FLASHCARD QUESTION

Front

If two triangles are similar, what can be said about their angles?

Back

All corresponding angles are equal.

4.

FLASHCARD QUESTION

Front

If the sides of two similar triangles are in the ratio 2:3, what is the ratio of their areas?

Back

The ratio of their areas is 4:9 (the square of the ratio of the sides).

5.

FLASHCARD QUESTION

Front

How do you find a missing side in similar polygons?

Back

Set up a proportion using the lengths of the corresponding sides and solve for the missing length.

6.

FLASHCARD QUESTION

Front

If one side of a triangle is 5 cm and the corresponding side of a similar triangle is 15 cm, what is the scale factor?

Back

The scale factor is 3 (15 cm / 5 cm).

7.

FLASHCARD QUESTION

Front

True or False: The perimeters of similar polygons are proportional to the lengths of their corresponding sides.

Back

True.

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