Right triangle trigonometry evaluate trig functions of a triangle

The video tutorial covers the basics of right-triangle trigonometry, including identifying triangle sides and calculating trigonometric functions such as sine, cosine, and tangent. It also introduces advanced functions like cosecant, secant, and cotangent. The Pythagorean theorem is used to find unknown sides, and the process of simplifying square roots is demonstrated. The tutorial concludes by verifying trigonometric functions for similar triangles, emphasizing the importance of understanding all triangle sides.

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