The answer depends on the what characteristic of the pyramid you want the formula for: its surface area, its volume or something else.
The formula for finding the volume for a triangular pyramid is half base x height x length. A triangular pyramid has four faces.
heron
from a pyramid
The volume of a cube is V = x3. The derivative of this is (d/dV)x = 3x2.
derivation of surface area of cuboid
derivation of this formula r=(1+i/m)m-1
The answer depends on the what characteristic of the pyramid you want the formula for: its surface area, its volume or something else.
xyz2
The formula for finding the volume for a triangular pyramid is half base x height x length. A triangular pyramid has four faces.
base*width*height
heron
from a pyramid
The formula for a square pyramid is one square attached to four triangles which meet at a point.There are other formulae for the surface area or for the volume.
The volume of a cube is V = x3. The derivative of this is (d/dV)x = 3x2.
== V== 1BH == ----
The volume of a regular pyramid is 1/3*area of the base*hight