How to create a triangle to evaluate the inverse trig function with x

How to create a triangle to evaluate the inverse trig function with x

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains the concept of sine inverse and how to find an angle using a triangle. It demonstrates the application of the Pythagorean theorem to express a side of the triangle in terms of another variable. The tutorial then covers how to calculate the cosine of an angle using the triangle's sides and discusses simplification techniques for expressions. The instructor emphasizes the importance of creating a triangle for solving problems not on the unit circle.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the relationship between sine inverse and the sides of a triangle?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you express the value of 'a' in terms of 'X' using the Pythagorean theorem?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the formula derived for 'a' after applying the Pythagorean theorem?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the concept of cosine in relation to a triangle.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What should you remember when creating a triangle for a problem not on the inner circle?

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