Question

The diagonal of a cube is 7 sqrt 3 find the volume and its cube !! help

Answer 1

check out my second answer brit

Answer 2

where is it i cant find it

Answer 3

here it is

i assume you mean the diagonal of one side of the cube.
by pythagoras (7sqrt3)^2 = 2x^2 (where x = one side of cube)

147 = 2x^2
x = sqrt(147/2) = 8.5732
vlume of cube = (8.5732)^3
= 630.13 correct to 2 dec places

Answer 4

wow okay well then thank you again hope you are on tomorrow around 4 bye :)