Parts of a Circle Worksheet
Grade 12 Math worksheet on identifying and understanding the different parts of a circle, including radius, diameter, chord, tangent, secant, arc, and sectors.
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Parts of a Circle
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Read each question carefully and provide the best answer. Refer to the diagram of the circle for identification questions.
Refer to the diagram below for questions 1-5:
1. Line segment OA is a .
2. Line segment BD is a .
3. Line segment CD is a .
4. Line E is a .
5. Arc AF is a .
6. Which of the following best describes a tangent line to a circle?
A line segment connecting two points on the circle.
A line that passes through the center of the circle.
A line that intersects the circle at exactly one point.
A line that intersects the circle at two points.
7. What is the relationship between the radius and the diameter of a circle?
Radius is twice the diameter.
Diameter is twice the radius.
Radius and diameter are always equal.
There is no direct relationship.
8. A chord is always a diameter.
True
False
9. A secant line intersects a circle at exactly one point.
True
False
10. Define a minor arc and a major arc.
11. Explain the difference between a sector and a segment of a circle.