1) The formula for finding the area of a trapezoid is (base 1+base 2)*height/2 2) Plug in the information we already have: (6+6.8)*h/2=32 3) Simplify: 12.8h/2=32 4) Multiply both sides by 2: 12.8h=64 5) Divide both sides by 12.8: h=5 6) HEIGHT IS 5 IN.