Podcast
Questions and Answers
What is the term for the fixed point within a circle from which all points on the curve are equidistant?
What is the term for the fixed point within a circle from which all points on the curve are equidistant?
What do you call a line segment that joins any two points on the circumference of a circle?
What do you call a line segment that joins any two points on the circumference of a circle?
Which term describes half of a circle?
Which term describes half of a circle?
What is the distance around a circle called?
What is the distance around a circle called?
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What is formed by two radii and the intercepted arc?
What is formed by two radii and the intercepted arc?
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Study Notes
Circle Definitions
- The center of a circle is a fixed point from which all points on the circle are equidistant.
- A radius is a line segment that connects the center of a circle to any point on the circumference.
- A diameter is a line segment that connects two points on the circumference and passes through the center. It is twice the length of a radius.
- A chord is a line segment that connects two points on the circumference.
- The circumference of a circle is the distance around the circle.
- A semi-circumference is half the distance around a circle.
- An arc is a portion of the circumference of a circle defined by two points.
- A sector of a circle is a region bounded by two radii and the intercepted arc.
- A semi-circle is half of a circle, defined by a diameter.
- The surface of a circle is the area enclosed within the circle.
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Description
Test your understanding of key circle concepts with this quiz. You'll be asked to identify and define important terms related to circles, such as radius, diameter, and circumference. Perfect for students looking to strengthen their geometry knowledge!
