Which proportion satisfies the geometric mean
(altitude) theorem for the triangle?
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since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.

Bis the correct answer

What is the number for e if you don't knkw then there is no answer you need that number to plug in then multiply that number with 5.9 then add 10