Mathematics Describing the Real World: Precalculus and Trigonometry

Trigonometric Functions—Arbitrary Angle Definition (1x14)

Air date: Jun 16, 2011

Trigonometric functions need not be confined to acute angles in right triangles; they apply to virtually any angle. Using the coordinate plane, learn to calculate trigonometric values for arbitrary angles. Also see how a table of common angles and their trigonometric values has wide application.