MCQOPTIONS
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| 1. |
The area of the square, one of whose diagonals is 3î + 4ĵ is |
| A. | 12 square unit |
| B. | 12.5 square unit |
| C. | 25 square unit |
| D. | 156.25 square unit |
| Answer» C. 25 square unit | |