In a circle of radius 21 cm, an arc subtends an angle of 60^{\circ | Filo

Class 11

Math

Calculus

Trigonometric Functions

542
150

In a circle of radius 21 cm, an arc subtends an angle of  at the centre. Find
(i) the length of the arc
(ii) area of the sector formed by the arc
(iii) the area of the segment made by this arc.

542
150

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