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Finding the Radius: Formula & Concept

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

What is the radius?

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1. If a circle's diameter is 10 inches, how big is the radius?

2. What is the radius if the area of a circle is 10?

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About This Quiz & Worksheet

The quiz will have combination of questions. Some of the questions will explore your knowledge of the definitions related to the subject. Some other questions will ask you to solve some math problems related to the concept.

Quiz & Worksheet Goals

The quiz will test you on the following definitions:

  • Radius
  • Diameter
  • Area of a circle

Skills Practiced

The quiz will help you practice the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related radius of circles lesson
  • Making connections - use understanding of the concept of diameters and radius
  • Critical thinking - apply relevant concepts to examine information about circles in a different light
  • Problem solving - use acquired knowledge to solve radius of the circle practice problems
  • Defining key concepts - ensure that you can accurately define main phrases, such as area and diameter

Additional Learning

Finish the quiz and then head over to the partner lesson to go over the finer points of the concept. The lesson Finding the Radius: Formula & Concept covers the following topics:

  • Defining the parts of a circle
  • Detailing the meaning of circumference and area
  • Exploring the relationship between area, circumference, and radius
  • Understanding the role of pi
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