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Find the area of the shaded …

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Find the area of the shaded region. If the radii of two concertic circles with Centre O are 7 cm and, 14 cm respectively and angle AOC =40°

Posted by Sakshi Kumari 4 years, 9 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 4 years, 9 months ago

Given O is a centre of a concentric circles.

Let r =OB = 7cm

R = OA = 14cm

<AOC = 40°

We know that,

Now ,

Area of the shades region

= Area of the sector AOC - Area of the sector ABD

Therefore,

Area of the shaded region =

0Thank You

ANSWER

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