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Math Chapter 13
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Gravity
Key Concepts:
Terms in this set (20)
Right Triangle
Triangle with one right angle
Acute Triangle
Triangle with all acute angles
Obtuse Triangle
Triangle with one obtuse angle
Quadrilateral
4 sided polygon
Square
Quadrilateral with all congruent sides and all congruent angles
Rectangle
Quadrilateral with opposite sides congruent and all right angles
Rhombus
Parallelogram with all congruent sides
Parallelogram
Quadrilateral with opposite sides congruent and parallel & opposite angles congruent and parallel
Trapezoid
Quadrilateral with only one pair of opposite sides parallel
Pentagon
5 sided polygon
Hexagon
6 sided polygon
Polygon
A closed figure
Heptagon
7 sided polygon
Nonagon
9 sided polygon
Octagon
8 sided polygon
Decagon
10 sided polygon
Regular Polygon
A figure with all equal sides and all equal angles
Perimeter
The distance around a polygon
Area
The number of squares that cover a polygon
Apothem
The perpendicular distance from the center of a regular polygon to a side
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