In the following figures, O is the centre of the circle. Find the values of a, b, c and d.
∠APB = 90° (Angle in a semicircle)
∴ ∠BAP = 90° - 45° = 45°
Now, d = ∠BCP = ∠BAP = 45°
(Angle subtended by the same chord on the circle are equal)
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- Chord Properties - Chords Equidistant from the Center Are Equal (Without Proof)
Solution In the Following Figures, O is the Centre of the Circle. Find the Values of A, B, C and D. Concept: Chord Properties - Chords Equidistant from the Center Are Equal (Without Proof).