If the sum of the circumferences of two circles with radii R1 and R2 is equal to the circumference of a circle of radius R then

(A) R1 + R2 > R 

(B) R1 + R2 = R 

(C) R1 + R2 < R 

(D) R1 + R2 = R/2

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1 Answers

Correct answer is (B) R1 + R2 = R

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