1
The measure of the extent of a two-dimensional surface.
2
A round shape where every point is the same distance from the center.
3
A polygon with six edges and six vertices.
4
A unit of measurement for angles.
5
A flat surface that forms part of the boundary of a solid object.
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Indicating a position in the middle of two other points.
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angles that form linear pairs with the interior angles
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an arc that lies between two lines, rays, or segments
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a line has one dimension it is represented by a line with two arrowheads but it extends without end
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the measure of a major arc's central angle
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two rays that have the same endpoint and form a line
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5 sides 5 vertices
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a polygon with four sides
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A part of a line that consists of an endpoint and all points on the line on one side of the endpoint
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a trigonometric function for an acute angle 0 of a right triangle
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a line in the plane of a circle that intersects the circle at exactly one point
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the common endpoint of the two rays that form an angle
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a line segment formed by intersection of two faces of a polyhedron
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a solid that is bounded by polygons
20
a chord that contains the center of a circle