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Mathematics

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Arithmetic[edit | edit source]

Arithmetic is a branch of math where basic operations are: addition, subtraction, multiplication and division, but also done in mathematical reasoning.

Addition[edit | edit source]

is an easy addition to kids of six years in kindergarden.

is a medium addition to boys of eleven years in fifth grade.

Substraction[edit | edit source]

is an easy substraction to kids of seven years in first grade.

is a medium substraction to boys of eleven years in fifth grade.

Multiplication[edit | edit source]

is an easy multiplication to boys of eight years in second grade.

is a medium multiplication to boys of eleven years in fifth grade.

Division[edit | edit source]

is an easy division to boys of nine years in third grade.

is a medium division to boys of eleven years in fifth grade.

Geometry[edit | edit source]

Geometry is a branch of math that studes the geometry forms.

Trigonometry[edit | edit source]

Trigonometry is a branch of geometry that studies the triangle.

Sinus[edit | edit source]

The sinus is the opposite hick divided by the hypotenuse. The cosinus is the adjacent hick divided by the hypotenuse.

Tangent[edit | edit source]

The tangent is the opposite hick divided by the adjacent hick. The cotangent is the opposite reason of tangent.

Secant[edit | edit source]

The secant is the opposite reason of cosinus. The cosecant is the opposite reason of sinus.

Angles[edit | edit source]

The triangle who the angles are 90°, 60° and 30°, the constants is: Adjacent hick to 60°: x. Adjacent hick to 30°: x*(rad.3) and the hypotenuse is 2x.

Quadrilateral[edit | edit source]

Four sides. The angles are alpha, beta, gamma and tit.

Square[edit | edit source]

Equal angles and equal sides.

Rhomboid[edit | edit source]

Two sides are equal and two angles are equal.

Diamond[edit | edit source]

A rhomboid who your upper angle is smaller than 90.

Rectangle[edit | edit source]

Equal angles and two equal sides.

Trapeze[edit | edit source]

Left and right sides are equal. Upper angles are equal and down angles are equal.

Trapezoid[edit | edit source]

No sides are equal.

Arithmetic symbols.svg Mathematics Portal — All articles about mathematics.