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a drinking glass 5 inches tall has a 2.5 inch diameter base. its sides slope upward at a 4 degree angle. what is the diameter o...Question
A drinking glass 5 inches tall has a 2.5 inch diameter base. Its sides slope outward at a 4 degree angle. What is the diameter of the top of the glass?
Answers
Damon
radius bottom = 1.25
radius top = 1.25 + 5 tan 4
diameter top = 2 * radius top
radius top = 1.25 + 5 tan 4
diameter top = 2 * radius top