Mathematics
Mathematics, 15.01.2021 21:50, ghernadez

Help PL ASAP Assume that Q, R, and S are the angles of a triangle, with opposite sides q, r, and s respectively. Select all of the following that represent the law of cosines.

A.) q2 = r2 + s2 – 2rscos(Q)
B.) q2 = r2 + s2 – 2qscos(R)
C.) r2 = q2 + s2 – 2qscos(Q)
D.) r2 = q2 + s2 – 2qscos(R)
E.) s2 = q2 + r2 – 2qrcos(S)

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Help PL ASAP Assume that Q, R, and S are the angles of a triangle, with opposite sides q, r, and s...

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