## Area of Regular Polygons – Formulas and Examples

The area of regular polygons is used to measure the region covered by the polygon in two-dimensional space. Since it … Read more

## Perimeter and Area – Formulas and Examples

Perimeter and area are two of the most important properties of two-dimensional figures. The perimeter defines the distance around the … Read more

## Area and Perimeter of Geometric Figures

Area and perimeter are two of the most important measurements of geometric figures. The perimeter represents the sum total of … Read more

## Trigonometric Identities Problems

Trigonometric identities are equations that are true for any angle used. These identities are used to rewrite and simplify complex … Read more

## Coterminal Angles – Formulas and Examples

Coterminal angles are angles that have the same initial side and the same terminal side. The coterminal angles are equivalent … Read more

## Sum and Difference Identities – Formulas and Examples

The sum and difference identities of angles are trigonometric identities used to calculate the values of certain angles. These identities … Read more

## Half-angle identities – Formulas, proof and examples

Half-angle identities are trigonometric identities used to simplify trigonometric expressions and calculate the sine, cosine, or tangent of half-angles when … Read more

## Double Angle Identities – Formulas, Proof and Examples

Double angle identities are trigonometric identities used to rewrite trigonometric functions, such as sine, cosine, and tangent, that have a … Read more

## Fundamental Trigonometric Identities

Trigonometric identities are equations, which are true for any angle used. Trigonometric identities are used to rewrite trigonometric expressions and … Read more

## Formulas for the Trigonometric Identities

Trigonometric identities are useful when we want to rewrite or simplify trigonometric expressions. Trigonometric identities are true for every value … Read more