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Definition
| Iff a plane figure is 1) closed 2) formed from three or more segments such that each segment intersects exactly two other segments, one at each endpoint, and 3) no two segments with a common endpoint are collinear, then the plane figure is a(n) __________. |
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| vertex (of a polygon), vertices |
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Definition
| Iff a point is the intersection of two sides of a polygon, then the point is a(n) __________ of the polygon. |
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Definition
| Iff a segment connects two non-adjacent vertices of a polygon, then the segment is a(n) __________ of that polygon. |
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Definition
| Iff every diagonal of a polygon passes only through the polygon’s interior, then the polygon is a(n) __________ polygon. |
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Definition
| Iff at least one diagonal of a polygon passes through the polygon’s exterior then the polygon is a(n) __________ polygon. |
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Definition
| Iff all the interior angles of a polygon have the same measure, then the polygon is a(n) __________ polygon. |
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Definition
| Iff all the segments that form a polygon have the same measure, then the polygon is a(n) __________ polygon. |
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Definition
| Iff a polygon is both equiangular and equilateral, then the polygon is a(n) __________ polygon. |
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Term
| center (of a regular polygon) |
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Definition
| Iff a point is equidistant from all vertices of a regular polygon, then the point is the __________ of the regular polygon. |
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Term
| central angle (of a regular polygon) |
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Definition
| Iff an angle’s vertex is the center of a regular polygon, and the angle’s sides pass through adjacent vertices of the polygon, then the angle is a(n) __________ of that regular polygon. |
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Term
| interior angle (of a polygon) |
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Definition
| Iff an angle’s vertex is a vertex of a polygon, and if the angle’s sides are segments that share that vertex, then the angle is a(n) __________ of the polygon. |
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Term
| exterior angle (of a convex polygon) |
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Definition
| Iff an angle forms a linear pair with an interior angle of a convex polygon, then it is a(n) __________ of the convex polygon. |
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Term
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Definition
| Iff a polygon has four sides, then the polygon is a(n) __________. |
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Definition
| Iff a polygon has five sides, then the polygon is a(n) __________. |
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Definition
| Iff a polygon has six sides, then the polygon is a(n) __________. |
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Definition
| Iff a polygon has seven sides, then the polygon is a(n) __________. |
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Definition
| Iff a polygon has eight sides, then the polygon is a(n) __________. |
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Term
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Definition
| Iff a polygon has n sides, then the polygon is a(n) __________. |
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