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10 Cards in this Set
- Front
- Back
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circumference
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perimeter of a circle
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diameter
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a diameter of a circle is a segment that contains the center of the circle and whose endpoints are on the circle.
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radius
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a radius of a circle is any segment with one endpoint at the center of the circle and on endpoint on the circle.
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sector (circle)
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a sector of a circle is the region bounded by two radii and their intercepted arc.
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segment of shaded region (cricle)
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The part of a circle bounded by an arc and the segment joining its endpoints is a segment
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Arc
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An arc is part of a circle.
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Regular Polygon
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A regular polygon is a polygon that is both equilateral and equiangular. Its center is the center of the circumscribed
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Polygon angle sum theorem
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180 (n-2)= sum of interior angles
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Equations for 30-60-90 triangle
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S.L(2)+ hypoteneuse
s.r of 3 X S.L = Long Leg |
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Equations for 45-45-90
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leg X s.r of 2 = hypoteneuse
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