### Home > INT1 > Chapter 7 > Lesson 7.1.1 > Problem 7-8

7-8.

Jay enlarged figure

What is the scale factor?

Read Math Notes box in Lesson 7.1.1 to determine how to write a scale factor.

Remember a scale factor is a ratio (fraction).What is the value of

? How do you know?Which side of figure A corresponds to side

in figure?

Multiply that side length by the scale factor you found in part (a).