Graphs
Origin
Where the x and y axis intersect. (0,0)
Right angle
90 degrees
Equilateral triangle
A triangle with three equal sides, three equal angles
Ordered pair
Two numbers written to show the position on a graph.
Quadrilateral
A four-sided polygon
Isosceles triangle
A triangle with two equal sides, two equal angles
Linear Equation
An equation that makes a straight line when it is graphed.
Complementary angles
Two angles that add up to 90 degrees.
Scalene triangle
A triangle with no equal sides, no equal angles.
Quadrant (graph)
The 4 areas around the x and y axis, usually numbered I, II, III and IV
Supplementary angles
Two angles that add up to 180 degrees.
Polygon
A two-dimensional shape with straight sides.