The length of a rectangle is 4 meters longer than the width. if the area is 35 square meters, find the rectangle's dimensions. round to the nearest tenth of a meter.

Question

Hadassah Garrett

Mathematics

23 July, 04:10

The length of a rectangle is 4 meters longer than the width. if the area is 35 square meters, find the rectangle's dimensions. round to the nearest tenth of a meter.

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Answers (1)

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Albert Potter · Answer 1

Area (a) = length (l) * width (w)

l=w+4

a=w (w+4)

a=w^2+4w

35=w^2+4w

0=w^2+4w-35

w=4.2

l=4.2+4

l=8.2

so, the width is 4.2 meters long and the length is 8.2 meters long.