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6 Cards in this Set
- Front
- Back
Circumference of a Circle |
The distance around the edge of a circle. |
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Radius of a Circle
Diameter of a Circle |
Radius is the distance from the center to the edge.
Diameter starts at one side of the circle, goes through the center and ends on the other side. |
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Radian |
A measure of rotation.
A complete rotation in radians is measured as
Radians have no "units"
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Arc Length Formula |
The length S of the arc intercepted on a circle of radius r by a central angle of measure (theta) radians is |
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Area of a sector of a circle with radius r and central angle ( in radians) is |
You are basically finding the inside measurement of a sector of a circle.The inside measurement of a central angle. |
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Unti Circle |
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