Mathematics, 17.11.2020 14:00 princessroseee769

Which equation could be used to solve for the length of side c, given a =5, b = 12, and C= 72°? 8
A
b
INot drawn to scale)
Oc? - 5+12- 215)(12)cos 72
c? - 5+12° +2(5)(12)cos 72
67-57-12-2(5)(12)cos 72
c? - 5-12 +2(5)(12)cos 72°

Which equation could be used to solve for the length of side c, given a =5, b = 12, and C= 72°?

8

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Which equation could be used to solve for the length of side c, given a =5, b = 12, and C= 72°? 8