3 years ago

The length of a rectangle is twice its width. if the area of the rectangle is 50 yds2 , find its perimeter

1 answer:

7 0

Hello :
x : length y : width
xy = 50 ...(1)
x = 2y ...(2)
dubsct in (1) :
(2y)(y) = 50
y² = 25
y = 5
x = 10

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