RS Aggarwal - Mathematics

Book: RS Aggarwal - Mathematics

Chapter: 18. Area of Circle, Sector and Segment

Subject: Maths - Class 10th

Q. No. 9 of Formative Assessment (Unit Test)

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A chord of a circle of radius 14 cm makes a right angle at the centre. Find the area of the sector.

Chord AB subtends an angle of 90° at the centre of the circle

Radius of Circle = R = 14 cm

Area of sector of circle of radius R =

= 22/7 × 14 × 14 × 90/360 cm2 = 154 cm2

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