Math: Polygons

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1. 3 Ways to identify polygons?
• Equilateral
• Equiangular
• Regular
2. What does it mean when a polygon is REGULAR?
All sides and angles are congruent
3. Segment that joins non-consecutive vertices
Diagonals
4. The sum of the interior angles of a quadrilateral is always 360 degrees
Quadrilateral Interior Angle Theorem
5. Describe a plane figure:
(2)
• Formed by 3 or more segments
• No two sides with a common endpoint are collinear
• Each side intersects exactly 2 other sides one at each endpoint
6. Difference between concave and convex?
Concave has a dent
7. A quadrilateral having both pairs of opposite sides parallel
Parallelograms
8. 5 Theorems about parallelograms
• Opposite sides are congruent
• Opposite angles are congruent
• Consecutive angles are supplementary
• Diagonals bisect each other
• Both pairs of opposite sides are parallel
 Author: LaurenCamp29 ID: 194288 Card Set: Math: Polygons Updated: 2013-01-21 22:37:11 Tags: polygons math geometry yeats soph vocab Folders: Description: jfslakj Show Answers: