InterviewSolution
Saved Bookmarks
| 1. |
1Findlengthofanarcof a circle of radius 5 cm subtending an angle of 15° at the centre. |
|
Answer» length of arc of a cirle ia given be s = r∅where ∅ is in radian so , for 15° the radian is 15π/180 = π/12 so , arc length = (π/12)×5cm = 3.14*5/12 = 1.30cm. |
|