Question

A=1/2(a+b)h solve for h

Answer 1

Multiply both sides by 2 2A=(a+b)h Divide by (a+b) 2a/(a+b) H=2/b

Answer 2

A = $\frac{1}{2}$ (a + b) h   Multiply both sides by 2
2A = (a + b) h   Divide both sides by (a + b)
h = $\frac{2A}{a + b}$