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Solve A=1/2h(b1+b2)
Solve for b1

User ROAL
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1 Answer

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A = (1)/(2) h (b_1+b_2) \\ \\ (2A)/(h) = b_1+b_2 \\ \\ b_1 = (2A)/(h) -b_2
User Galdre
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