Formulas & Reference

1. Algebra Formulas
2. Geometry Formulas
3. Financial and Business Formulas
4. Calculus Rules, Functions and Formulas
5. Mathematicians, Reference and Tools

Algebra Formulas

Binomials, polynomials, completing the square and other useful algebraic formulas.

• Midpoint Formula
• Rationalizing Denominators
• Equation of a Line
• Quadratic Formula and Calculator

• Maximum or Minimum Value of a Quadratic Function
• Slope Formula
• Rules for Positive and Negative Integers

Geometry Formulas

Formulas for Perimeter, Area and Volume of Common Solids and Shapes. Formula cheat sheets.

• Measurement Conversions
• Formulas for Perimeter, Area and Volume of Common Solids and Shapes
• Surface Area and Volume: Cylinder, Cone, Pyramid, Sphere, Prisms...
• Pythagorean Theorem

• Trig Formulas
• Circumference and Circle Formulas
• Trig Identities
• Distance Formula

Financial and Business Formulas

Financial and business formulas. Use these handy formulas to help with your financial math.

• Annuities and the Annuity Formula
• Compound Interest Tutorial
• Simple Interest Calculations - 7 Easy Steps

• Compound Interest Calculator
• Calculating the Number of Days for a Loan
• Free Online Amortization Calculator

Calculus Rules, Functions and Formulas

Forums, functions, rules for Calculus. Calculus derivatives and integrals. Formulas can be such a nuisance to memorize, here are a few to help you.

• Calculus Derivatives (Chain rule, product rule, quotient rule etc.)
• Calculus Integrals

Mathematicians, Reference and Tools

History of mathematics and math reference, math calculators.

• Mathematicians
• Online Calculators
• Math Glossary