Question

What is the volume of the trapezoidal right prism?

Answer 1

A=(a+b)*h*1/2=(20+8)*7*1/2=49 m2
V=A*H=49*2=98 m3

Answer 2

V=areaofbase times height
height=2
base is a trapezoid
A=(1/2)(b1+b2)h
b1=8
b2=20
h=7
A=(1/2)(8+20)(7)
A=(1/2)(28)(7)
A=(14)(7)
A=98

V=BH
V=98(2)
V=196 m^3