MCQOPTIONS
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| 1. |
The angles of a quadrilateral are in the ratio 3 : 5 : 7 : 9. What is the difference between the least and the greatest angles of the quadrilateral? |
| A. | 50° |
| B. | 60° |
| C. | 72° |
| D. | 90° |
| Answer» E. | |