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From Karnataka Open Educational Resources
→Algorithm
Line 15:
Line 15:
OA is joined.<br>
OA is joined.<br>
In quadrillateral APOQ ,<br>
In quadrillateral APOQ ,<br>
−∠APO=∠AQO= [radius drawn at the point of contact is perpendicular to the tangent]<br>
+∠APO=∠AQO=<math>90^{0}</math> [radius drawn at the point of contact is perpendicular to the tangent]<br>
∠PAQ+∠POQ=<br>
∠PAQ+∠POQ=<br>
Or, ∠PAQ+∠POQ=<br>
Or, ∠PAQ+∠POQ=<br>
