Using a 45 45 90 triangle evaluate trig functions

The video tutorial covers the construction and significance of special triangles, such as 45-45-90 and 30-60-90 triangles, in geometry. It explains the use of the Pythagorean theorem to determine side lengths and explores the relationships between the unit circle and right triangles. The tutorial also delves into trigonometric functions, including cotangent, cosine, and cosecant, and their relationships. Finally, it guides viewers on constructing special triangles based on given angles, emphasizing the importance of understanding these geometric relationships.

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