MCQOPTIONS
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| 1. |
AB and AC are tangents to a circle with centre O. A is the external point of the circle. The line AO intersect the chord BC at D. The measure of the BDO is |
| A. | 60 |
| B. | 90 |
| C. | 45 |
| D. | 75 |
| Answer» C. 45 | |