The length of an arc of a circle is 1/5of its circumference its area of the circle is 346.5m find the angle subtended by an arc at the centre of the circle
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Answer:
Angle of arc at the centre of the circle = 44/35
Step
Arc = θ × r
θ × r = 2πr/5
θ = (2 x 22) / (5 x 7)
θ = 44/35
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