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A circle circumscribes a rectangle whose sides are in the ratio 4 : 3. If the perimeter of the rectangle is 56 cm, then what is the area (In square cm) of the circle?
एक वृत्त एक आयत को घेरे हुए है जिसकी भुजाएँ 4: 3 में हैं। यदि आयत की परिधि 56 सेमी है, तो वृत्त का क्षेत्रफल (वर्ग सेमी) क्या है?

A

`70 pi`

B

`96 pi`

C

`90 pi`

D

`100 pi`

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