Corresponding Sides and Angles

Front

What are corresponding sides in similar triangles?

Back

Corresponding sides are the sides of two or more similar triangles that are in the same relative position. For example, if triangle ABC is similar to triangle DEF, then side AB corresponds to side DE.

Front

What are corresponding angles in similar triangles?

Back

Corresponding angles are the angles of two or more similar triangles that are in the same relative position. For example, if triangle ABC is similar to triangle DEF, then angle A corresponds to angle D.

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Back

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Back

The ratio of their corresponding sides is 1:2.

Front

What does it mean for two triangles to be similar?

Back

Two triangles are similar if their corresponding angles are equal and their corresponding sides are in proportion.

Front

How do you find a corresponding side in similar triangles?

Back

To find a corresponding side, identify the ratio of the lengths of the sides of the similar triangles and use it to calculate the unknown side.

Front

What is the relationship between the sides of similar triangles?

Back

The lengths of corresponding sides of similar triangles are proportional.

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We can conclude that the triangles are similar.

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What is the significance of corresponding angles in similar triangles?

Back

Corresponding angles being equal indicates that the triangles are similar.

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The scale factor is 3.