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

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MCQ (Single)Tangent Perpendicular to Radius at Point of ContactEqual Tangents from an External Point

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In the adjoining figure, PA and PB are tangents to a circle with centre O such that ∠P = 90°. If AB = 3√2 cm, then the diameter of the circle is

MCQ (Single)Tangent Perpendicular to Radius at Point of ContactEqual Tangents from an External Point

For a circle with centre O and radius 5 cm, which of the following statements is true ? P : Distance between every pair of parallel tangents is 5 cm. Q : Distance between every pair of parallel tangents is 10 cm. R : Distance between every pair of parallel tangents must be between 5 cm and 10 cm. S : There does not exist a point outside the circle from where length of tangent is 5 cm.

MCQ (Single)

Tangent Perpendicular to Radius at Point of Contact