Right triangle ABC is the base of the prism in the figure above. If AB=AC=âˆš10 and the height of the prism is 4, what is the volume of the prism?
Pick:  A) 40  B) 85  C) 20  D) 60  E) 45
Volume of prism = Area of base * height = 1/2* (square root of 10) * (square root of 10)*4= 20   Answer: 20
<result>C</result>
Right triangle ABC is the base of the prism in the figure above. If AB=AC=âˆš10 and the height of the prism is 4, what is the volume of the prism?