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Math: Polygons
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3 Ways to identify polygons?
Equilateral
Equiangular
Regular
What does it mean when a polygon is REGULAR?
All sides and angles are congruent
Segment that joins non-consecutive vertices
Diagonals
The sum of the interior angles of a quadrilateral is always 360 degrees
Quadrilateral Interior Angle Theorem
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
Difference between concave and convex?
Concave has a dent
A quadrilateral having both pairs of opposite sides parallel
Parallelograms
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
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