#### Question

In Figure , two concentric circles with centre O, have radii 21cm and 42 cm. If ∠ AOB = 60°, find the area of the shaded region. [use π=22/7]

clickto share

#### Solution

You need to to view the solution

Is there an error in this question or solution?

#### Related Questions VIEW ALL [5]

#### Reference Material

Solution for question: In Figure 3, two concentric circles with centre 0, have radii 21cm and 42 em. If ∠ AOB = 60°, find the area of the shaded region. concept: Problems Based on Areas and Perimeter Or Circumference of Circle, Sector and Segment of a Circle. For the course CBSE