Scale Factor and Dilations

Front

The two rectangles are scale drawings. What is the measurement of x?

Back

20

Front

Jamie made a scale drawing of his apartment building. The building is 300 ft tall. He wants his scale to be 1 inch : 10 ft. How tall should his building be in his scale drawing?

Back

30 inches

Front

Find the perimeter of the large triangle.

Back

36

Front

Find missing side
Options: 5, 7, 9, 11

Back

7

Front

If the Scale Factor is ½ , the copy will be a(n) __________________ .

Back

Reduction

Front

How is Figure F reduced to Figure B?

Back

Multiply each side by 1/4

Front

A ~ B. What is the scale factor of the dilation of A to B?

Back

Front

Congruent

Back

Same size same shape

Front

Solve the proportion:

Back

8

Front

Solve for x

Back

x=6