Question

Find the breadth of a rectangular plot of length 45m having perimeter 140m Also find its area

Answer 1

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Answer 2

Let the breadth be X
$2(45 + x) = 140 \\ 90 + 2x = 140 \\ 2x = 50 \\ x = 25$

Area =
$l \times b \\ = 45 \times 25 \\ = 1125 {m}^{2}$