Question

a rectangle has the area equal to that of square of side 80cm. if the breath of the rectangle is 20 cm,find the length?
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Answer 1

Answer:

area of rectangle = area of square

 lenght × breadth = $side^{2}$

 length × 20 = $80^{2}$

length = $\frac{6400}{20}$ =  320 cm

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Answer 2

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