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6th GeoVocab 3

Geometry Vocabulary 21-30

TermDefinition
Acute triangle all angles are acute angles
Right triangle exactly one angle is 90 degrees
Obtuse triangle exactly one angle is obtuse
Equilateral triangle all sides are congruent (all sides are equal/ all angles are 60 degrees)
Isosceles triangle two sides are congruent (equal)
Scalene triangle no sides are congruent (all sides are different lengths)
Quadrilateral a four sided figure
Parallelogram a quadrilateral with both pairs of opposite sides parallel
Rectangle a parallelogram with four right angles
Square a parallelogram with four congruent sides and four right angles (all sides are equal length)
Created by: ebest
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