Calculate the length of an arc of a circle diameter 14 cm, which substends an angle of 90o at the center of the circle
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Correct Answer: Option A
Explanation:
Length of an arc = θ/360 x 2πr
90/360 x 2 x π x 7
= 7π/2
Length of an arc = θ/360 x 2πr
90/360 x 2 x π x 7
= 7π/2