Jerjer3450 Jerjer3450

09-08-2017
Mathematics

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The length of a rectangle is twice its width. if the perimeter of the rectangle is 60 yd , find its area.

Respuesta :

ghanami ghanami

09-08-2017

hello :
let : x the length y the width
x = 2y...(1)
2(x+y) =60 ..(2)
subsct in (2) : 2(2y+y)=60
y = 10 yd
x= 20 yd
the area is : xy = 10× 20 = 200 yd²

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