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Trigonometric charts are graphical representations used in mathematics and engineering to visualize relationships between angles and the lengths of sides in triangles. These charts typically plot trigonometric functions such as sine, cosine, tangent, cosecant, secant, and cotangent against angle measurements.

Trigonometric charts are indispensable tools in various disciplines, providing a clear visual representation of trigonometric functions and their relationships. Whether used for solving mathematical problems, designing structures, or understanding natural phenomena, these charts facilitate precise calculations and insights into angular relationships and periodic behaviors.

Download Free Trigonometric Charts

Quadrants & Angles - Degree

The signs of trigonometric functions (sin θ, cos θ, tan θ, etc.) vary depending on the quadrant in which the angle θ lies.

Quadrants & Angles - Radians

Angle radians charts graphically represent trigonometric functions over the range of angles (typically 0 to  radians)

Trigonometric Ratio

Trigonometric ratios are fundamental concepts in mathematics that relate the angles of a triangle to the lengths of its sides.

Trigonometric Identities

This identity relates the square of the sine and cosine of an angle to 1, which holds true for all real numbers θ.

Trigonometric Reciprocal Identities

These identities define the reciprocal relationships among cosecant, secant, and cotangent functions with sine, cosine, and tangent functions, respectively.

Co-Function Identities

These identities show the relationships between trigonometric functions of complementary angles.

Opposite Angle Identities

Opposite angle identities in trigonometry refer to specific relationships between trigonometric functions of an angle and its supplementary or complementary angle.

Half, Double & Triple Angles

Trigonometric identities involving half, double, and triple angles are essential tools in simplifying trigonometric expressions

Angle Addition Identities

Angle addition identities in trigonometry provide powerful tools for simplifying expressions involving sums and differences of angles.

Product/Sum Identities

These identities allow for the conversion between products and sums of trigonometric functions.

Law of Sines, Cosines & Tangents

The laws of sines, cosines, and tangents are fundamental relationships in trigonometry that relate the sides and angles of a triangle.

Trigonometric Ratios Table

Trigonometric ratios relate the angles of a right triangle to the lengths of its sides.

Unit Circle

Label each angle in degrees and radians and write the coordinates for each point on the unit circle.