SOLUTION: Suppose a triangle has sides a, b, and c, and let (/) be the angle opposite the side of length a. if cos (/) < 0, what must be true? (/) means unknown

SOLUTION: Suppose a triangle has sides a, b, and c, and let (/) be the angle opposite the side of length a. if cos (/) < 0, what must be true? (/) means unknown

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Question 888867: Suppose a triangle has sides a, b, and c, and let (/) be the angle opposite the side of length a. if cos (/) < 0, what must be true?
(/) means unknown
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Angle (/) is greater than 90 degrees.

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