Use the following table, which gives the valve lift L (in mm) of a certain cam as a function of the angle (in degrees)

Use the following table, which gives the valve lift L (in mm) of a certain cam as a function of the angle θ (in degrees) through which the cam is turned. Plot the values. Find the indicated values by reading the graph.

(a) For θ = 25°, find L. 

(b) For θ = 96°, find L.

0() L (mm) 0 20 0 1.2 40 60 80 2.3 3.3 3.8 3.0 100 120 1.6 140 0