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प्रश्न
The perimeter of a quadrant of a circle of radius 7 cm is ______.
पर्याय
18 cm
11 cm
22 cm
25 cm
MCQ
रिकाम्या जागा भरा
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उत्तर
The perimeter of a quadrant of a circle of radius 7 cm is 25 cm.
Explanation:
Given, Radius of circle = 7 cm
Perimeter of quadrant of a circle = `1/4 xx (2πr) + 2r`
= `1/4 xx 2 xx 22/7 xx 7 + 2 xx 7`
= 11 + 14
= 25 cm
Therefore, the perimeter of the quadrant is 25 cm.
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