**132 sq cm**

If sides of the rectange are a and b, then we have:

2*(a+b)=50

a^2+b^2=19^2

a*b=?

a+b=25 ---> (1)

a^2+b^2=19^2 ---> (2)

(1)^2-(2)= 2a*b => a*b=(25^2-19^2)/2=**132 sq cm**.

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If the diagonal of a rectangle is 19 cm long and its perimeter is 50 cm. Find the area of the rectangle in sq cm.

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