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Geometry Vocab KKB

Geometry Vocabulary for Katharine

What is a simple, closed figure formed by joining 3 or more segments polygon
What are the segments that form a polygon sides
What is the corner where 2 sides meet vertex
What is a straight set of points that goes on in 2 opposite directions forever line
What is a part of a line that has 2 end points and whose length can be measured line segment
What is a part of a line with a beginning but no ending ray
What are lines that are the same distance apart and will never touch parallel lines
What are lines that connect at a common point (vertex) intersecting lines
What are intersecting lines that cross at 90 degree angles perpendicular lines
What is a polygon whose sides and angles are all the same measure regular polygon
A triangle with 3 sides of equal length and 3 angles of equal measure equilateral
A triangle with 2 sides of equal length and 2 angles of equal measure isosceles
A triangle with no sides the same length or angles the same measure scalene
A triangle with 1 right angle right
A triangle with 3 acute angles acute
A triangle with 1 obtuse angle obtuse
A quadrilateral with exactly one pair of opposite sides parallel trapezoid
A quadrilateral with 2 pairs of opposite parallel sides parallelogram
A parallelogram with 4 congruent sides rhombus
A parallelogram with 4 right angles rectangle
A rectangle with 4 congruent sides square
Two rays with a common vertex as the mid point angle
An angle measuring 90 degrees right
An angle measuring less than 90 degrees acute
An angle measuring more than 90 degrees obtuse
An angle measuring 180 degrees straight
A figure can be folded in half so that both sides match exactly line symmetry
A figure can be rotated around a point and the figure will look exactly the same as it did in its original position rotational symmetry
A transformation that creates a mirror image of a figure across a line reflection
Moves a figure horizontally, vertically, or diagonally translation
Moves a figure by rotating it around a point rotation
Created by: sdbowen1