Question

How do you deduce that the two vectors are perpendicular?

Answer 1

Answer:

Let a vector and b vector be two given vectors. If the dot product of these two vectors are equal to zero, then they are said to be orthogonal to each other. That is, a vector . b vector = 0, then they are said to be perpendicular vector.

Answer 2

have a look at above image

hope this helps you!!!!!