A rectangular prism is truncated removing 10% of its height. The original height of the prism was 100 meters and it has a length of 4 meters and a width of 20 meters. What is the volume of the truncated prism?
Answer

3,800 m3

7,200 m3

800 m3

4,200 m3

Question

A rectangular prism is truncated removing 10% of its height.  The original height of the prism was 100 meters and it has a length of 4 meters and a width of 20 meters.  What is the volume of the truncated prism?
Answer
		
3,800 m3
		
7,200 m3
		
800 m3
		
4,200 m3

hero · Answer

I'm pretty sure the hint here is to simply reduce the height by 10%

hero · Answer

Yeah, that has to be it. Instead of 100 meters, you have 90 meters

anonymous · Answer

ok and then the formula for volume of a rectangle prism is l*w*h right?

hero · Answer

Yes

anonymous · Answer

cool so its my second option then =)