CBSE Class 10-Mathematics: Chapter – 12 Areas Related to Circles Part 23 (For CBSE, ICSE, IAS, NET, NRA 2022)

Get unlimited access to the best preparation resource for CBSE : fully solved questions with step-by-step explanation- practice your way to success.

Question 22:

A chord of a circle of radius subtends an angle of at the centre. Find the area of the corresponding segment of the circle.

A Chord of a Circle of Radius

Answer:

Here,

Area of minor sector

For, Area of ,

Draw OM .

In right triangles OMA and OMB,

[Radii of same circle]

[Common]

[RHS congruency]

In right angled triangle OMA,

Also,

Area of

Area of minor segment Area of minor sector – Area of

And Area of major segment

Area of minor segment