Question

8.
The area of the parallelogram is 144 sq cm, if its base and height are equal then the base
is
(A)
14cm​

Answer 1

The area of parallelogram is 144 sq cm. if its base and height are equal then the base is ...

solution : we know, area of parallelogram = height × base

here area of parallelogram = 144 sq cm

and height = base = x (let)

so 144 sq cm = x × x = x²

⇒x = 144 cm² = (12 cm)²

⇒x = 12 cm

Therefore the base of parallelogram is 12 cm.

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