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In Fig. 8.48, two equal circles, with centres O and O', touch each other at X. OO' produced meets the circle with centre O' at A.

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asked Feb 4, 2018 in Mathematics by Kundan kumar (49,132 points) ● 34 ● 379 ● 1014

In Fig. 8.48, two equal circles, with centres O and O', touch each other at X. OO' produced meets the circle with centre O' at A. AC is tangent to the circle with centre O, at the point C. O'D is perpendicular to AC. Find the value of DO'/CO.

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answered Feb 4, 2018 by Vikash Kumar (144,729 points) ● 8 ● 11 ● 21
 
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Answer is ......

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