NCERT Solutions for Class 10 Maths Chapter 12
Important NCERT Questions
Areas Related To Circles Class,
NCERT Books for Session 2022-2023
CBSE Board and UP Board Others state Board
EXERCISE 12.2
Page No:230
Questions No:1
Find the area of a sector of a circle with radius 6 cm if angle of the sector is 60°.
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OACB is a minor sector.
We know that, the area of a sector θ/360° × πr²
Therefore, area of sector OACB
= 60°/360° × 22/7 (6)²
= 1/6 × 22/7 × 6 × 6
= 132/7 cm²
See this Video explanation👇😀
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