Question

If `vec"a"` and `vec"b"` are adjacent sides of a rhombus, then `vec"a" * vec"b"` = 0

पर्याय

• True

• False

Answer 1

This statement is False.

Explanation:

If `vec"a" * vec"b"` = 0 then `vec"a" * vec"b" = |vec"a"||vec"b"| cos 90^circ`

So the angle between the adjacent sides of the rhombus should be 90° which is not possible.