Question

In a circle of radius 14 cm, an arc subtends an angle of 30° at the centre . The length of the arc is
21 cm
7. 33 cm
44 cm
18.6 cm

Answer 1

Answer:

Correct option is

C

8.8 cm

θ=(36×

180

π

c

=(

5

π

)

and r=14 cm.

∴ l=rθ=(14×

5

π

) cm = (14×

7

22

×

5

1

) cm =

5

44

cm = 8.8 cm.