Two circles touch internally. The sum of their areas is 116πcm2 and distance between their centres is 6cm. Find the radii of the circles.

+1 vote
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asked Feb 8, 2018 in Mathematics by Kundan kumar (49,132 points) 34 379 1010

Two circles touch internally. The sum of their areas is 116πcm2 and distance between their centres is 6cm. Find the radii of the circles.

1 Answer

+1 vote
answered Feb 8, 2018 by Vikash Kumar (144,729 points) 8 11 21
 
Best answer

Let R and r be the radii of the circles [Fig. 12.49].

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