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Geometry Test.txt
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Has no endpoints
Line
Has one endpoint
Ray
Has 2 endpoints
Segment
2 rays with a common endpoint(vertex)
Angle
Same size and shape
Congruent
Measures less than 90 degrees
Acute angle
Measures 90 degrees
Right angle
Measures between 90-180 degrees(greater than 90 degrees)
Obtuse angle
Angles that add up to 90 degrees
Complementary angles
Angles that add up to 180
Supplementary angles
Angles that are congruent
Vertical angles
Lines that never intersect
Parallel lines
Lines that intersect and form 4 right angles
Perpendicular lines
A simple closed figure whose sides are segments
Polygon
A triangle with all congruent sides
Equilateral triangle
A triangle with at least 2 congruent sides
Isosceles triangle
A triangle with no congruent sides
Scalene triangle
A 4 sided figure
Quadrilateral
A quad
1 pair of parallel sides
Trapezoid
A quad
opposite sides parallel
Parallelogram
Quad(4 sides)
Opposite sides parallel
4 right angles
Rectangle
A quad
opposite sides parallel
all sides congruent
Rhombus
A 5 sided figure
Pentagon
A 6 sided figure
Hexagon
A 7 sided figure
Septagon
A 8 sided figure
Octagon
A 10 sided figure
Decagon
Angles in a triangle add up to ___
180 degrees
Angles in a quadrilateral(quad) add up to ___ _______
360 degrees
A ___ angle is formed by joining 2 points on a circle to the center
Central
The ___ of a triangle is a perpendicular segment from one vertex of a triangle to the opposite side
Altitude
A _____ divides something into 2 equal parts
Bisector
A ____ connects 2 nonadjacent vertices of a polygon
Diagonal
4 sides
Opposite sides parallel
4 right angles
All sides congruent
Square
Author
Babosstick
ID
112105
Card Set
Geometry Test.txt
Description
Geometry vocab
Updated
10/25/2011, 7:51:53 PM
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