**Areas related to Circles ncert solutions Chapter 12 Exercise 12.2 Question 10**

**10.** An umbrella has 8 ribs which are equally spaced. Assuming umbrella to be a flat circle of radius 45 cm, find the area between the two consecutive ribs of the umbrella.

**Solution:**

Umbrella is divided into 8 equal ribs.

The angle made by each sector at center =

The area between two consecutive ribs =