Circular Functions: Equations & Examples


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question 1 of 3

For an angle X in a right triangle, how is sinX defined?

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1. In a circular function, which of the following represents the hypotenuse of the right triangle?

2. What is the correct way to represent the position of angle X on a circle as an ordered pair (x,y)?

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About This Quiz & Worksheet

Test your ability to use trigonometry through circular functions in this quiz and worksheet combo. The practice questions will examine your understanding of the terms hypotenuse, radius, and ordered pair, as well as other trigonometric functions.

Quiz & Worksheet Goals

Use this quiz and worksheet to assess your ability to calculate:

  • Angles in a triangle
  • The hypotenuse
  • X and y coordinates (ordered pairs)

Skills Practiced

  • Making connections - use understanding of the concept of circular functions
  • Problem solving - use acquired knowledge to solve trigonometric practice problems
  • Information recall- access the knowledge you've gained regarding ordered pairs

Additional Learning

The lesson titled Circular Functions: Equations & Examples will help you practice your trigonometry skills. This lesson covers these topics:

  • The definition of circular functions
  • How to use trigonometry to describe points on a circle
  • The Pythagorean Theorem