an arc of circle substand 15°at the center.if radius is 4cm, find the area of Arc of sector formed.
Answers
Answered by
4
Answer:
⇒ θ=30o and r=4cm
⇒ Length of an arc =360oθ(2πr)
Where, θ is angle subtended at a center.
2πr is circumference of a circle.
⇒ Length of an arc =360o30o×2π×4
⇒ Length of an arc =122π×4
∴ Length of an arc =32π
Similar questions