Asked by hunny
Find the area of the sector of a circle of radius 7cm if the corresponding arc length is 6.2cm
Answers
Answered by
Steve
s = rθ, so
a = 1/2 r^2 θ = 1/2 * 49 * (6.2/7) = 21.7
a = 1/2 r^2 θ = 1/2 * 49 * (6.2/7) = 21.7
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