Mathematics
DominqueFulker
2016-04-30 07:21:12
Solve for c of the right triangle
ANSWERS
cma1903
2016-04-30 08:57:25

From the Law of Cosines, we know b=8 a=5 angle C=67 side c² = a² + b² -2ab • cos(C) side c² = 5^2 +8^2 -2*5*8 * cos (67) side c² = 25 + 64 -(80*.39073) side c² = 89 - 31.2584 side c² = 57.7416 side c = 7.5987893773

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