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What is the area of the circle whose circumference is 264 cm?

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Question

What is the area of the circle whose circumference is 264 cm?

Options

  • 5544 sq. cm

  • 5454 sq. cm

  • 5540 sq. cm

  • 5548 sq. cm

MCQ
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Solution

5544 sq. cm

Explanation:

2πr = 264

⇒ `2 xx 22/7 xx "r"` = 264

⇒ r = `(264 xx 7)/(22 xx 2)` = 42 cm

∴ Area of circle = πr2

= `22/7 xx 42 xx 42`

= 5544 sq. cm

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Mensuration - Area and Volume (Entrance Exam)
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