Question

Approximate the volume of the regular triangular pyramid in problem 12 if the height is approximately 11.5. (Hint: Remember that the base of a regular triangular pyramid must be an equilateral triangle, not necessarily congruent to the sides of the pyramid.)

Answer 1

http://is.byu.edu/courses/hs/GEOM-043-101/secure/imgs/math10-2305.gif

Answer 2

how did u get that??

Answer 3

thats not the answer tho. its one of this
A. 239
B.276
C.717
D.828

Answer 4

NO IM TAKING GEOMETRY 2

Answer 5

R U IN GEOMETRY?

Answer 6

NO ITS ANOTHER THING

Answer 7

DID U DO GOOD ON IT?

Answer 8

I DON'T UNDERSTAND SOME PROBLEMS :(

Answer 9

CAN YOU EXPLAIN TO ME HOW U GOT 276?