a = 4 b = 8 h = 5
Area A 30units²
Median m 6units

Step-by-step substitution

  • A = ½(a + b)h = ½(4 + 8) · 5 = 30
  • median m = (a + b)/2 = (4 + 8)/2 = 6
Trapezoid · GeometryFormula.com