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Law of Sines and Law of Cosines — a Deeper Look
Question 1 of 10 • Precalculus
Just as you saw used to create an equation for c2, use to create an equation for a2. Solve this equation for h2.
Answer
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h2 = a2 - x2B
h2 = a2 + x2C
x2 = a2 + h2