Corresponding Parts and Scale Factors

Front

To create a scale copy, ________ all the side lengths of the original figure by the same number.

Back

Multiply

Front

These figures are scale copies.

Back

True

Front

Two angles that are in the same position of different figures are known as ____.

Back

Corresponding Angles

Front

The number that we use to multiply all side lengths by to create scale copies is called the _____.

Back

Scale Factor

Front

To create the larger copy in this image, the original side lengths were multiplied by _____.

Back

2

Front

What is a scale factor?

Back

A scale factor is a number used to multiply the dimensions of a figure to create a similar figure.

Front

If the scale factor is 3, what happens to the size of the original figure?

Back

The size of the original figure is tripled.

Front

What are corresponding sides?

Back

Corresponding sides are sides in two similar figures that are in the same relative position.

Front

If a triangle has sides of lengths 2, 3, and 4, what are the lengths of the sides of a triangle that is a scale copy with a scale factor of 2?

Back

4, 6, and 8.

Front

True or False: Corresponding angles in similar figures are always equal.

Back

True