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geometry math terms

terms used for topic 9 envision math book

a two dimensional surface made up of points plane
a path of points that goes on forever in two directions line
an exact location in a space point
lines that never intersect parallel lines
lines that pass through the same point intersecting lines
lines that form square corners perpendicular lines
a part of a line with two endpoints line segment
is a part of a line that has one endpoint and continues on forever in one direction ray
a figure formed by two rays that have the same endpoint angle
is a square corner right angle
is less than a right angle acute angle
is greater than a right angle obtuse angle
forms a straight line straight angle
is a closed plane figure made up of line segments. polygon
the point where two sides meet vertex
3 sided polygon triangle
5 sided polygon pentagon
4 sided polygon quadrilateral
8 sided polygon octagon
triangle with 3 equal sides equilateral triangle
triangle with 2 equal sides isosceles triangle
triangle with 0 equal sides scalene triangle
triangle has one right angle right triangle
triangle has three acute angles acute triangle
triangle has one obtuse angle obtuse triangle
a quadrilateral that has opposite sides that are parallel and all of its sides are the same length. rhombus
a quadrilateral with only one par of parallel sides. trapezoid
q quadrilateral that has 2 pairs of parallel sides. a parallelogram
A quadrilateral that has 4 right angles. It is also a parallelogram. a rectangle
A quadrilateral that has 4 right angles and all sides are the same length. It is also a parallelogram, rectangle, and rhombus. a square
Created by: 1017560862