Question

A book is lying on an inclined plane having inclination to the
horizontal 0°. What is the angle between the weight of the
book and the reaction of the plane on the book
(1) O
(2) 180-theta
(3) 180
4 theta​

Answer 1

Answer:

180-theta. ......................

.....

Answer 2

Answer:

2) 180-theta

Explanation:

Since the total angle is 180, and this would be that much minus theta