Segment of a Circle: Definition & Formula


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question 1 of 3

Which of the following forms a sector?

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1. A segment of a circle is bounded by which of the following?

2. If the area of a sector is 100.25 ft squared and the area of the enclosed triangle is 78 ft squared, what is the area of the enclosed segment?

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About This Quiz & Worksheet

A circle has unique formulas and key terms, such as a segment. This quiz will gauge your knowledge of circle segments, how to use them in formulas, and the key terms we use to talk about the different parts of a circle.

Quiz & Worksheet Goals

This assessment tests your understanding of:

  • The formation of a sector
  • What bounds a segment
  • Practice problems

Skills Practiced

  • Reading comprehension - ensure that you understand the definition of the key terms expressed in the circle segment lesson
  • Problem solving - use acquired knowledge to solve practice problems involving segments to find diameter and area
  • Defining key concepts - ensure that you can accurately define main phrases, such as chord and arc

Additional Learning

For more on circle segments, review the lesson titled Segment of a Circle: Definition & Formula. This lesson goes into details regarding:

  • Key terms and their definitions
  • Formulas for area and diameter of segments
  • Example problems with illustrations