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.

What is the significance of special triangles in trigonometry?

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Explain how the Pythagorean theorem is applied to find the length of the hypotenuse in a 45-45-90 triangle.

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What is the cotangent of a 45-degree angle, and how is it calculated?

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How do you derive the sine and cosine values for a 45-degree angle using special triangles?

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Explain the process of rationalizing the denominator when calculating trigonometric functions.

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What steps should be taken to construct a special triangle when given an angle?

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Describe the relationship between the sides of a 30-60-90 triangle.

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