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What is the length of the radius of a cylinder if the diagonal is 15 mm and the height is 12 mm?
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What is the length of the radius of a cylinder if the diagonal is 15 mm and the height is 12 mm?

User Igor Nikiforov
by
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1 Answer

2 votes

Answer:

Explanation:

Let d and r be the diameter and radius, respectively.

d² + 12² = 15²

d² = 15² - 12² = 81

d = √81 = 9

r = d÷2 = 4.5 mm

User String QNA
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