An arc of circle is of length 7π and the sector bounds the area of 28π². find the radius of the circle
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Hi Mate!!!
Length of arc = angle subtended by an arc × radius of that arc.
Area of arc = angle subtended by an arc ×area of circle / 360
28π² = theta × πR² / 360
theta ×R²= 31651.2
R = 22.92
Length of arc = angle subtended by an arc × radius of that arc.
Area of arc = angle subtended by an arc ×area of circle / 360
28π² = theta × πR² / 360
theta ×R²= 31651.2
R = 22.92
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