Question

Solve for h in this equation

Answer 1

$a = \frac{1}{2} (b1 + b2)h \\ \frac{a}{\frac{1}{2} (b1 + b2)} = h \\ \frac{2a}{b1 + b2} = h$

Answer 2

H = A divided by 1/2(b1 + b2)