Question

A rectangle and a square have the same area. the side of the square have some area. the side of the square is 400 cm and the breath of the rectangle is 125cm. Find the length of the rectangle ​

Answer 1

Answer:

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Answer 2

Answer:

$area \: of \: square = area \: of \: rectangle \\ {(side)}^{2} = l \times b \\ {(400)}^{2} = l \times 125 \\ 160000 = l \times 125 \\ \frac{160000}{125} = l \\ 1280 \: cm = l$