Mathematics, 20.03.2020 21:33 starfox5454

Suppose a triangle has side a b and c and that a^2+b^2 is greater than c^2/ Let theta be the measure of the angle opposite the side of length c. Which of the following must be true:
A. cos theta is greater than 0
B. The triangle is a right triangle.
C. The triangle is not a right triangle.
D. Theta is an acute angle

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Suppose a triangle has side a b and c and that a^2+b^2 is greater than c^2/ Let theta be the measure...