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Subject :IMO    Class : Class 8

DIRECTION : In the given diagram (not drawn to scale), the ratio of the area of circle A to the area of its hidden part is 5 : 2. The area of triangle B is twice as much as the area of circle A.

What is the area of the hidden part of circle A?

(A) 10 cm2

(B) 12 cm2

(C) 14 cm2

(D) 16 cm2
Area of A is 5/7 of 42

Ans 1:

Class : Class 9

Ans 2:

Class : Class 8

Ans 3:

Class : Class 9

Ans 4:

Class : Class 8

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