1 2 3 4 l5 l b l / 8 l 9. l10. 11 12 13 5) Find the area of the triangle. Given sides a = 12m, b= 24m, c= 30 Rhndaswa to nar t Show Set up 1 bc SinA 2. 2=62+ c2-2bc CosA Area = %3D b2= a2+ c2-2ac CosB Area = ab · SinC %3D c2 = a2+ b2 -2ab CosC Area ac• SinB %3D 12sq2=24sq2+30sq2-2(24)(30)cosA = (24)(30)sin223 Area = %3D 22.3 Find angle = %3D - notes 112112N

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A: The required answer is given below.Explanation:

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