No. 1 Finding Exact Values of the Six Trigonometric Functions of a Given Acute Angle
No. 41 Given the Value of a Trigonometric Function at an Angle, Find that Angle
No. 57 Solving for an Unknown Quantity in a Right Triangle
No. 64 Using the Inverse Sine Function to Find an Angle of Elevation for a Ramp
No. 17 Using Trigonometric Identities to Find Values of Trig Functions
No. 66 Finding the Height of a Mountain by Using Two Right Triangles