Find the length of an arc of a circle whose area of sector is 28cm and radius is 7 cm
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Find the length of an arc of a circle whose area of sector is 28cm and radius is 7 cm
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Step-by-step explanation:
Solution: Radius of the circle = 14 cm.
Circumference of the circle = 2*(22/7)*14 = 88 cm.
Area of the circle = (22/7)*14*14 = 616