two cords AB and CD intersect at P inside a circle.Proove thatthe sum of the angles subtended by the arcs AC and BD at the centre O is equal to twice the angle APC.
Asked by Hemant Arora
| 13th Oct, 2014,
01:01: PM
Expert Answer:


Answered by Prasenjit Paul
| 14th Oct, 2014,
10:00: AM
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