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HELP THIS TRIGONOMETRY!
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Sep 9, 2019
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HELP THIS TRIGONOMETRY!
Mathematics
middle-school
Stickley
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∠C = 180° - 45° - 65°
∠C = 70°
b/sin B = c/sin C
b/sin 65° = c/sin 70°
b = c/sin 70° × sin 65°
b = 20/0.9397 × 0.9063
b = 19.289
b = 19.3
Jkeesh
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Sep 14, 2019
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Jkeesh
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