fansofboys fansofboys
  • 08-02-2019
  • Mathematics
contestada

Choices
262
560
147
28

Choices 262 560 147 28 class=

Respuesta :

Аноним Аноним
  • 08-02-2019

Answer:

Area =  147 cm^2.

Step-by-step explanation:

L the length = 3W  where W is the width

Perimeter = 2L + 2W = 2(3W) + 2W

56 = 8W

W = 7 cm  and the length = 3*7 = 21 cm.

Area = 7*21 = 147 cm^2.

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