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TAKS 6th grade geom

Geometry Vocabulary

Angles less than 90 degrees Acute angles
Angles greater than 90 degrees Obtuse angles
Angles exactly 90 degrees Right Angles
Angles exactly 180 degrees Straight Angles
Line segment that joins two vertices of a polygon but is not a side of the polygon Diagonal
Polygon with four sides and four angles Quadrilaterals
Quadrilateral with exactly one pair of parallel sides Trapezoid
Trapezoid with exactly one pair of parallel sides called bases Isosceles trapezoid
Quadrilateral with opposite sides that are parallel and the same length Parallelogram
Parallelogram with four right angles Rectangle
Parallelogram with four equal sides Rhombus
Rectangle with four equal sides Square
Instrument used to measure angles Protractor
Part of a line with one endpoint Ray
Formed when two rays meet at a vertex Angle
Created by: Promethean