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प्रश्न
In the given figure, AB is the diameter. The tangent at C meets AB produced at Q.
If ∠CAB = 34°, Find : ∠CBA
उत्तर
AB is diameter of circle.
∴ ACB = 90°
In ΔABC,
∠ A + B + ∠ C = 180°
⇒ 34° + ∠ CBA + 90° = 180°
⇒ ∠ CBA = 56°
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