Question

question 12
enlarge the picture below by a scale factor of 4.
what is the new length and the new width of the picture?
7 ft
5 ft

Explanation:

Step1: Multiply length by scale factor

$7\times4 = 28$ (ft)

Step2: Multiply width by scale factor

$5\times4=20$ (ft)

Answer:

The new length is 28 ft and the new width is 20 ft.