

This is a cuboid.
The formula for the area of the base of a cuboid is A = a*b.
Cuboid

The formual for the cuboid volume is a*b*c
The formual for the surface area of cuboid is
2*a*b+2*a*c+2*b*c


This is a Square pyramid.
The formual for the area of the base of a square pyramid is:
A = a*a
Square pyramid
The formual for the volume of a square pyramid is
The dormual for the surface area of square pyramid is
V= Area of base* h * 1\3
SA= (a*a)+(a*h)/2

The formual for the area of the base of a octahedron is
2((b*b*h)/3)

Octahedron
The formual for the surface area of a octahedron










The formula for the area of the base of a cube is
a*a
Cube

The formula for the surface area of a cube is
SA= 6*a*a
The formula for the volume of a cube is
V= a*a*a

Formural for triangular prism area of the base is
A = a*h*1/2

The formula for the surface area of a triangular prism is SA= 2*area of base+area of side
The formula for the volume of a tringular prism is
V = area of base*h
