# BITSAT (Birla Institute of Technology & Science Admission Test) Mathematics: Questions 1 of 390

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### Question

MCQ▾If the quadrilateral formed by lines , , , have perpendicular diagonals, then –

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. | None of the above |

## Answer

c.

## Explanation

- Here, diagonals of quadrilateral are perpendicular. Therefore two opposite lines must be parallel.
- From given equations of lines, pair of and and pair of and are parallel.
- And distances between two pairs of parallel sides of quadrilateral are equal, therefore

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