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Posted by **Jessie** on Saturday, March 31, 2012 at 2:13am.

Length of base: ??

Height of base: 2ft

Height of prism:40ft

- Algebra -
**drwls**, Saturday, March 31, 2012 at 6:15amVolume = (1/2) b h L = L*(base area)

If 40 ft is the LENGTH L of the prism, the base area is 1000/40 = 25 ft^2.

Then, since (1/2) b*h = 25

base length b = 25*2/h = 25 ft

(if h = 2 is the base height)

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