Question

The angle between two vector A and B is theta
Resultant of these vectors R makes an angle theata/2
with Ā. Then the correct relation is​

Answer 1

Answer:

angle between a and b should be greater than 90

Explanation:

angle between a'and R can be theata÷2 for only obtuse angle between a and b .

Answer 2

Answer:

the answer is 90 how means u can leason my trial class