Question

3. In a circle of radius 14cm an arc of length 11cm subtends ° at centre, then the measure of
is
a) 30
b) 60
C) 45
d) 90°​

Answer 1

Answer:

angle( ^°) = 45°

Step-by-step explanation:

Given : r = 14 cm

l= 11cm

To find : angle subtends at centre

Solution: We know that...

l = 2πr angle(^°)

360°

11= 2×22/7 × 14× angle

360°

On solving this ,you'll get...

angle(^°) = 45°