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rocomath
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Homework Statement
32. Three gears are arranged as shown in the figure below. Find the angle [tex]\phi[/tex]
46. Prove that the area of a parallelogram is the product of two adjacent sides and the sine of the included angle.
Homework Equations
The Attempt at a Solution
32. I assumed that since the gears touch that I could add their radius. Would that be incorrect? I was thinking I had to use the linear and angular speed formulas, but I wasn't sure. I know that their linear speed is equal, but I don't think I need to do all that.
46. I followed the steps in which they obtained the Area of a triangle.