MCQOPTIONS
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| 1. |
The three lines 4x + 4y = 1, 8x – 3y = 2, y = 0 are |
| A. | the sides of an isosceles triangle |
| B. | concurrent |
| C. | mutually perpendicular |
| D. | the sides of an equilateral triangle |
| Answer» C. mutually perpendicular | |