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Suppose a triangle has sides a, b, and c, and that a^2 + b^2 < c^2. Let be the measure of the angle opposite the side of length c. Which of the following must be true? ***choose ALL that apply!!*** A. cos theta < 0 B. cos theta > 0 C. The triangle is not a right triangle. D. a^2 + b^2 - c^2 = 2abcos theta
asked
Sep 25, 2017
Mathematics
high-school
2
answers
0
votes
166k
views
According to "five stars for literary critics," whose work does the novel brave new world reference?
asked
May 9, 2017
English
high-school
1
answer
1
vote
119k
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