Math for everybody: arithmetic, geometry, algebra

Quatr.us experts wrote all of these simple, free articles. Click on any link to read the full article.

Numbers

• Whole Numbers
• Billions and trillions
• Infinity
• Zero
• Fractions
• Numerators
• Denominators
• Factors
• Common Denominators
• Decimals
• Percents
• Exponents
• Logarithms

Simple Operations

• Addition
• Commutation
• Subtraction
• Multiplication and multiplication games
• Division

Geometry

• Points
• Lines
• Parallel lines
• Perpendicular lines
• Skew lines
• Planes
• Bilateral Symmetry

Circles

• Hexagon
• What is a circle?
• Radius
• Diameter
• What is Pi?
• Circumference
• Area of a Circle
• Area of an Oval

Math Projects

• Number Plane
• Commutative
• Bilateral Symmetry
• Circumference Proof
• Area of a Circle Proof
• Area of a Sphere Check
• Math Games

Triangles

• Angles
• Isoceles Triangle
• Right Triangle
• Equilateral Triangle
• Area of a Triangle

Trigonometry

• Sine
• Cosine
• Tangent

Quadrilaterals

• Square
• Area
• Rectangle
• Parallelogram
• Trapezoid
• Rhombus
• Perimeter

3-D Solids

• Cube
• Pyramid
• Prism
• Sphere
• Cylinder
• Cone

Algebra

• Equations

Bibliography and further reading about math:

Physics
History of Mathematics
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