Mathematics, 15.09.2021 23:20 naenae2cold12021

2. In the following diagram. AB is a tangent to the circle, centre O and OCB-25 (a) Calculate OBC b) АОВ (c)OAB (B) If the radius 5 cmuse trigonometry to calculate AB and BC

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2. In the following diagram. AB is a tangent to the circle, centre O and OCB-25 (a) Calculate OBC b) АОВ (c)OAB (B) If the radius 5 cmuse trigonometry to calculate AB and BC​

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2. In the following diagram. AB is a tangent to the circle, centre O and OCB-25 (a) Calculate OBC b) АОВ (c)OAB (B) If the radius 5 cmuse trigonometry to calculate AB and BC