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Math Formulas: Trigonometry

Right-Triangle Definitions

Right-Triangle Definition

1)

right-triangle formula

2)

right-triangle formula

3)

right-triangle formula

4)

right-triangle formula

5)

right-triangle formula

6)

right-triangle formula

Reduction Formulas

1)

reduction formula

2)

reduction formula

3)

reduction formula

4)

reduction formula

5)

reduction formula

6)

reduction formula

7)

reduction formula

8)

reduction formula

9)

reduction formula

10)

reduction formula

Identities

1)

identities

2)

identities

3)

identities

Sum and Difference Formulas

1)

sum and difference formulas

2)

sum and difference formulas

3)

sum and difference formulas

4)

sum and difference formulas

5)

sum and difference formulas

6)

sum and difference formulas

Double Angle and Half Angle Formulas

1)

double angle and half angle formula

2)

double angle and half angle formula

3)

double angle and half angle formula

4)

double angle and half angle formula

5)

double angle and half angle formula

6)

double angle and half angle formula

Other Useful Trig Formulas

1) Law of sines

law of sines

2) Law of cosines

law of cosines

3) Area of triangle

area of triangle


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