Question

A given polygon has an area of 42 square feet. If the polygon is enlarged by a linear scale factor of 5, what is the area of the new enlarged polygon

Answer 1

1050 ft²

Explanation:

Enlarging the polygon by a factor of 5 has the effect of increasing the area by a factor of 5², that is 25

new area = 25 × 42 = 1050 ft²