MCQOPTIONS
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| 1. |
The coordinates of the vertices P, Q and R of a triangle PQR are (1, -1, 1) (3, -2, 2) and (0, 2, 6) respectively. If ∠RQP = θ, Then what is ∠PRQ equal to? |
| A. | 30° + θ |
| B. | 45° - θ |
| C. | 60° - θ |
| D. | 90° - θ |
| Answer» E. | |