Theorems of Finding Angle & Arc Measures


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question 1 of 3

A line that intersects a circle at one point is called what?

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1. Find the measure of the angle x.

2. Find the measure of the angle x.

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About This Quiz & Worksheet

Answer questions on angle and arc measures. See how well you understand key concepts like the name for a line that intersects a circle at a certain point and how to find the measure of a given angle.

Quiz & Worksheet Goals

These study points will be covered:

  • How to find the measurement of an angle outside a circle
  • Working with intercepted arcs
  • How to measure an angle on a circle

Skills Practiced

  • Problem solving - use acquired knowledge to solve angle and arc measure practice problems
  • Information recall - access the knowledge you've gained regarding the term for a line that intersects a circle
  • Critical thinking - apply relevant concepts to examine information about measuring angles in a different light

Additional Learning

Use the lesson called Theorems of Finding Angle & Arc Measures for further insight on the following:

  • The relationship between angles and arcs formed by lines and circles
  • What the words 'radius' and 'secant' mean
  • How to define the diameter of a circle
  • What a chord is, in relation to a circle
  • How intercepted arcs are formed