Download 8.5 Law of Sines and Cosines

Adv. Geometry 8.5 Law of Sines and Law of Cosines
Objective: Use Law of Sines and Law of Cosines to solve triangles
Use the Law of Sines to solve a triangle if you are given:
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Two angle measurements and ANY side length
Two side measurements and a NON INCLUDED SIDE
Solve the triangle ( round angles to nearest°, sides to nearest tenth)
Solve the triangle ( round angles to nearest°, sides to nearest tenth)
Solve each triangle:
f = 9.1; r = 20.1 ; m
Solve the triangle:
You can use the Law of Cosines to solve a triangle if you are given:
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Two side lengths and the INCLUDED angle measure
Three side lengths
Solve the triangle:
HW: WS 8.5 from book p. 574 38, 43*, 50, 60