Find exact and approximate answers for the six trigonometric functions of special angles. Evaluate inverse trigonometric relations and functions. Solve trigonometric equations graphically and algebraically. Find the length of an arc, linear speed, and angular velocities. Solving Triangles Benchmark Students solve real-world problems conducive to right triangle solutions.
Indicators Solve right triangles and apply solutions to real-world problems.
Apply the law of sines and the law of cosines to the solution of real-world problems involving triangles. Find the area of triangles using Hero's formula and the sine formula. Identities Benchmark Students apply algebraic techniques to establish and verify trigonometric relationships. Use the sum and difference identities and double angle identities to verify other trigonometric identities and solve equations. Use the half-angle identities to verify other trigonometric identities and solve equations.