Evaluating Trigonometric Functions Given a Point

This example demonstrates how to evaluate the 6 trigonometric functions of an angle in standard position when a point is given on its terminal ray. Key math concepts include trigonometric definitions, right triangles, and coordinate geometry. Construction highlights the use of Random and SurdText commands, along with objects like points a, b, r, and trigonometric function objects like sinangle, cosangle, tanangle. Suitable for high school students practicing trigonometric calculations.