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Find the measure of b, given m∠A = 38°, m∠B = 74°, and a = 31.
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Mar 7, 2019
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Find the measure of b, given m∠A = 38°, m∠B = 74°, and a = 31.
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Jarrod Funnell
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b = 48.4
Using the Law of Sines, we have
Cross multiplying gives us
b sin 38 = 31(sin 74)
Dividing both sides by sin 38 we have:
(b sin 38)/(sin 38) = 31(sin 74)/(sin 38)
b = 48.4
MikeTV
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Mar 12, 2019
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