Question

97. IfA=5 unit, B=6 units and |ĀXB| = 15 units, then what is e the angle between A and B ? (a) 30° (b) 60° (c) 90° (d) 150°​

Answer 1

Answer:

|A×B|=15

=> AB Sina =15

30 sin a = 15

sina = 1/2

a = 30

Answer 2

Answer:

A)30°

Explanation:

Correct option is

A

30  

0

 

∣A∣∣B∣sinθ=∣A×B∣

⇒30sinθ=15

⇒sinθ=0.5

⇒θ=30  

0

or150  

0