Consider the enlargement of the rectangle.


A small rectangle has a length of 7 millimeters and width of 3 millimeters. A large rectangle has a length of blank and width of 7.5 millimeters.


Complete Syd’s work to find the scale factor


Scale factor = StartFraction scale drawing dimension over Original dimension EndFraction = StartFraction 7.5 over 3 EndFraction


What is the scale factor?

2.5

3

4.5

7.5