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Question

If the area of a rhombus is 96 cm2 and one of its diagonals is 12 cm, find its perimeter.

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Solution

P(Diagonal)=12cm
A(Area)=96cm2

Using the formula
A=Pq2
q=4a
a=P2+q22
P=2P2+4(AP)2=2122+4(9612)2=40 cm.

Hence, this is the answer.

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