Asked by joseph

aclimber of mass of 80kg is on asteep rock face.the force X that the rock exerts on the climber at an angle of 50degree to the vertical.Y the other force on the climber ,keeps him in equilibrium and is provided by arope at an angle of 40degree to the vertical.
find
X ,the force the rock face exerts on the climber.
Y, the force provided by the rope.
Answered by joseph
Please help me
Answered by Anonymous
weight = 80 g
Ycos 40 + X cos 50 = 80 g = 80*9.81 or whatever you use
Y sin 40 = X sin 50
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