Question 504244
In the formula of a trapezoid
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Note: The b1 and b2 are the length of the 2 bases
of the trapezoid.
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A=1/2(b1+b2)h 
Solve for h 
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2A = (b1 + b2)h
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h = (2A)/(b1+b2)
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Cheers,
stan H.
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