3 years ago

Can someone pls pls help me ?

Mathematics

1 answer:

Yakvenalex [24]3 years ago

8 0

9514 1404 393

Answer:

a = 9 meters

Step-by-step explanation:

The perimeter is the sum of the side lengths:

28 m = a + 2m + a + 8m

18 m = 2a . . . . . . . . . . . . . . . . subtract 10m, collect terms

9 m = a . . . . . . . . . . . . . . . divide by 2

The value of a is 9 meters.

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