Answer:
see the explanation
Explanation:
The complete question is
The dimensions of the square pyramid are
Base: 40 inches
Height: 12 inches
step 1
Find the volume of the square pyramid
The volume of the square Pyramid is given by the formula
where
b is the length side of the square base
h is the height of the pyramid
we have
substitute
step 2
Find the volume of sand
Multiply the number of bags of sand by the volume of each bag
so
step 3
Compare the volume of the sand with the volume of the square pyramid
3,600 < 6,400
therefore
Kaytlyn has not enough sand to build the castle