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Question

A right angle triangle has hypotenuse of length q cm and one side of length p cm. If qp=2 express the length of third side of right angle triangle in terms of q.

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Solution

Let x be the third side of the right angle triangle.
q2=p2+x2
x2 =q2p2=(qp)(q+p)=2(q+p)(qp=2)=2(q+(q2))=4(q1)
x=4(q1)=2q1
Hence the length of third side of right angle triangle in terms of q is (2q1).

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