Scale Factor and Similar Figures :)

Front

In similar figures, corresponding sides are _____________________.

Back

proportional

Front

K and L are similar triangles. What is the scale factor that can be used to go from triangle K to triangle L?

Back

1/2

Front

What is the scale factor if the triangle on the left is the original?

Back

1/2

Front

Find the perimeter of the large triangle if the sides are 12, 12, and 12.

Back

36

Front

Using 2 in = 35 miles, solve: The distance between Troy City and Ben City is 315 miles. How far apart are they on the map?

Back

18 inches

Front

What is a scale factor?

Back

A scale factor is a number that scales, or multiplies, some quantity.

Front

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

Back

Their corresponding angles are equal.

Front

How do you find the scale factor between two similar figures?

Back

Divide the length of a side of one figure by the length of the corresponding side of the other figure.

Front

If the scale factor from triangle A to triangle B is 3, what does this mean?

Back

Triangle B is three times larger than triangle A.

Front

What is the relationship between the areas of two similar figures with a scale factor of k?

Back

The area ratio is k^2.