Math, asked by unnatikhandelwal, 10 months ago

AB is a tangent to the circle with centre O, touching it at A. If

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Answered by Anonymous
2

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(i). Angle BAC = 90° - 50° = 40°.

(ii). Angle OCA = Angle OAC = 50°[ OA = OC - Angle opposite to equal sides]

(iii). Angle COA = 180° - [ 50° + 50°]

= 180° - 100° = 80°.

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