Using the law of sines and cosines, find the missing measure. 1. a = 10, c = 4.8 and mLA = 73°; m2C = 2. a = 20, b = 13 and mzC 139°; mLA : %D 3. a = 6, b = 14 and c = 9; mLB =

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Chapter11: Introduction To Trigonometry
Section11.4: Applications With Acute Triangles
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Laws of Sines and Cosines Answers Only ˃ᴗ˂
TASK
Using the law of sines and cosines, find the missing measure.
1. a = 10,c = 4.8 and mLA = 73°; m2C
2. a = 20, b = 13 and mzC =
139°; mLA =
%3D
3. a = 6, b = 14 and c =
9; mLB =
4. a = 22, c = 15 and m2B =
110°; b =
%3D
5. a = 20,b = 25 and c = 14; mLA =
6. a = 9, c = 14 and mLA = 17°; a =
7. a = 4.8, c = 10 and mLA = 96°; m2C =
8. a = 13, b = 12 and m2C = 134°; c =
9. a = 5.4, mLA = 31° and mLC = 61°; b =
%3D
10.
a = 9.1, b = 8.3 and c = 16.7; mLB =
%3D
Transcribed Image Text:TASK Using the law of sines and cosines, find the missing measure. 1. a = 10,c = 4.8 and mLA = 73°; m2C 2. a = 20, b = 13 and mzC = 139°; mLA = %3D 3. a = 6, b = 14 and c = 9; mLB = 4. a = 22, c = 15 and m2B = 110°; b = %3D 5. a = 20,b = 25 and c = 14; mLA = 6. a = 9, c = 14 and mLA = 17°; a = 7. a = 4.8, c = 10 and mLA = 96°; m2C = 8. a = 13, b = 12 and m2C = 134°; c = 9. a = 5.4, mLA = 31° and mLC = 61°; b = %3D 10. a = 9.1, b = 8.3 and c = 16.7; mLB = %3D
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