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Arthurr · Answer 1 · 2019-08-10T16:17:56+0000

In the first problem you have a triangle defined by two 8 cm radii and a 120 degree angle. You could use the Law of Cosines to determine the length of the longest side, x.

x^2 = 8^2 + 8^2 - 2(8)(8) cos 120 deg.

Can you finish this?

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