By decreasing each dimension by 1 unit, the area of a rectangle decreased from 20 square feet (on the left) to 12 square feet

Question

3 years ago

13

(on the right). Find the percent decrease in area.

1 answer:

love history [14] · Answer 1 · 2022-05-02T05:00:18+03:00

5 0

Answer:

40% decrease

Step-by-step explanation:

The decrease in area is 20-12 = 8 square feet. As a percentage of the original area, that is ...

8/20 = 40/100 = 40% . . . . decrease in area

By decreasing each dimension by 1 unit​, the area of a rectangle decreased from 20 square feet​ (on the​ left) to 12 square feet