Trigonometric equations can be solved in degrees or radians using CAST and its period to find other solutions within the range, including multiple or compound angles and the wave function.

I wish to thank Rich Lowry for his beautifully written and inspiring article (“What Trig Can Teach America,” PostOpinion, Sept. 9). VP candidate and new mother Sarah Palin, by her love … ...

Write down the trigonometric equation. sinƟ = 𝒐 / 𝒉. Substitute the values of Ɵ, 𝒐 and 𝒉 into the equation. Ɵ is the angle 72ᵒ, 𝒐 should be substituted with 𝒙, and 𝒉 is 17.