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if tangent PA and PB from P to a circle with centre O are inclined to each other at an angle 80,then |
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Answer» Answer: If tangents PA and PB from a point P to a circle with CENTRE O are inclined to each other at ANGLE of 80°, then ∠ POA is equal to. (A) 50° (B) 60° (C) 70° (D) 80°. SINCE, the TANGENT at any point of a circle is perpendicular to the radius through the point of contact. |
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