The triangle is the base.
So to find B you will do this
The height of the prism is 19 ft.
Then to find the volume you are going to
multiply B to the h.
To find the B you will find the area of the pentagon.
The 60 is the perimeter of the pentagon. (12•5=60)
The height of the prism is 6 ft.
To find the B you will find the area of the rectangle on the bottom.
18.6 • 7
The height of the prism is 29 cm.
B=
h=
V=
B=
h=
8
r=6.2
h=14.2
B=
h=
19
V=
V=
SA=