I agree, there isn't enough info for that figure. Also the reason i assumed the angle changes is due to the fact that if theta is 35 degrees length x and height y do not correspond to the correct values.
Homework Statement
A small block is on the point of slipping down a rough ramp inclined at 35 degrees to the horizontal.
a) What is the coefficient of static friction between the block and the ramp?
Answer μ_s = 0.70
b) The ramp is attached to the edge of a 0.8 m high table. After the block is...