Question

A right triangular prism is shown.

image

The formula for the volume of the prism is
V
=
(
area of base
)
×
(
height
)
.



What is the expression for the area of the base and the height of the prism?



A.
Area of the base =
1
2
(
6
)
(
8
)

h
=
8
inches

B.
Area of the base =
1
2
(
6
)
(
10
)

h
=
8
inches

C.
Area of the base =
1
2
(
6
)
(
8
)

h
=
20
inches

D.
Area of the base =
1
2
(
6
)
(
10
)

h
=
20
inches

Answer 1

C.

The triangular base is a right triangle with legs 6 and 8, so its area = 1/2·6·8. The prism's height (the distance between the triangular faces) is 20, so h = 20.