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Find all the missing parts to the triangle below.
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Find all the missing parts to the triangle below.

Find all the missing parts to the triangle below.-example-1
User Goodson
by
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1 Answer

2 votes

Answer:

f = 32.45

Explanation:

by the law of cosine: f² = 15² + 28² - 2 x 15 x 28 cos87°

f² = 225 + 784 - 840 x 0.05234 = 1053

f = 32.45

User Swadesh Behera
by
6.2k points
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