Unit Circle: Memorizing the First Quadrant


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question 1 of 3

You can find the cosine value of an angle by looking at what value on the unit circle?

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1. If sin(θ) = 1/2, what is the value of θ in degrees?

2. What is the value of tan(π/3)?

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About This Quiz & Worksheet

Using this quiz and attached worksheet, you can evaluate how well you understand the unit circle. The quiz will assess your understanding of concepts like finding values and using functions.

Quiz & Worksheet Goals

Use these assessment tools to measure your knowledge of:

  • Finding the Cos value of a triangle using the unit circle
  • Finding the value of theta in a given problem using degrees
  • Using Tan function
  • Identify angles that divide quadrants
  • Calculating cosine with a given degree

Skills practiced

This worksheet and quiz let you practice the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related lesson on the first quadrants of the unit circle
  • Critical thinking - apply relevant concepts to examine information about the unit circle in a different light
  • Interpreting information - verify that you can read information regarding the measurement of angles and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about coordinate values

Additional Learning

To learn more about the first quadrants of the unit circle, review the lesson Unit Circle: Memorizing the First Quadrant which covers the following objectives:

  • Memorizing the first quadrant
  • Taking a trig value and finding the value it created
  • Calculating angles in a unit circle
  • Converting degree measures into radian measures