3D Shape Formulas (Surface Areas and Volumes)
Volume Rect. Prism
(L)(W)(H)
Volume of Cylinder
Ļ rĀ² h
Volume of triangular prism
(Ā½bh) Ć L
Volume of Regular Polygon Prism
[Ā½(apothem)(perimeter)]h
Volume of Cone
ā (ĻrĀ²) h
Surface Area of Cone
ĻrĀ² + Ļrā
Surface Area of Rectangular Prism
2āw + 2āh + 2wh
Surface Area of Cylinder
2ĻrĀ² + Ļdh
Volume of square/rectangular Pyramid
ā (Base area)(h)
Area of a regular polygon
Ā½perimeter x apothem
Area of a triangle
Ā½bh
Area of a circle
ĻrĀ²
Surface Area of a Hexagonal Prism
2(Ā½ap) + 6(bh)
Surface Area of a Sphere
4ĻrĀ²
Surface Area of a Hemisphere
3ĻrĀ²
Volume of a trapezoidal prism
[Ā½(b1+b2)h] x L
Volume of a Triangular Pyramid
ā (Base area)(h)
Volume of a Hemisphere
Ā 2/3ĻrĀ³
Volume of a Sphere
Ā 4/3ĻrĀ³