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Law of Cosines
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Problem 4
Law of Cosines
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7. Non-Right Triangles / Law of Cosines / Problem 4
Problem 4
Determine the area of the triangle PQR.
p = 22 ft, q = 32 ft, r = 42 ft
A
A = 346 ft
2
B
A = 364 ft
2
C
A = 436 ft
2
D
A = 643 ft
2
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