Mathematics

Duncan Hendrix

26 April, 19:00

John builds a square dog pen that has an area of 81 square feet. He then builds a

second pen that has an area of 64 square feet. Which is the closest to the percent

of decrease in the area of the pens?

Show your work in the space below.

Select the BEST answer choice

from the options below:

27.0%

21.0%

0.27%

0.21%

+4

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