castellanoskeila castellanoskeila

21-09-2020
Mathematics

contestada

A rectangular room is
4
times as long as it is wide, and its perimeter is
70
meters. Find the dimension of the room.

Respuesta :

EnergyStudies EnergyStudies

21-09-2020

Answer:

L= 28ft

W= 7ft

Step-by-step explanation:

2(4W) + 2W = 70

8W + 2W = 70

10W = 70

W = 7

W1 = 7

W2 = 7

7*4= 28

28*2 = 56

L1= 28

L2 = 28

W1 + W2 + L1 + L2 = 70ft

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