Shows a specific location in space
What is point?
Points that are on the same line
What is collinear points?
Pair of opposite equal angles formed when two lines intersect
What are vertical angles?
Cut something into two equal halves
What is bisect?
A triangle with two equal sides
What is isosceles triangle?
Straight and unending with no width
What is a line?
Points that are on the same plane
What is coplanar points?
Pair of angles that are right next to each other
What are adjacent angles?
The sum of the sides of a shape
What is perimeter?
A triangle with all equal sides
What is equilateral triangle?
A line that ends on both sides
What is a line segment?
The exact middle
What is midpoint?
Two adjacent supplementary angles
The size of a surface
What is area?
A four sided shape with all equal sides and 90 degree angles
What is a square?
A line that has one end points and goes on forever in the other direction
What is a ray?
Two points that are equal distance from a point
What is equidistant?
Two angles that add up to 180 degrees
What are supplementary angles?
A line, ray, or line segment that divides an angle into two equal portions
What is angle bisector?
A four-sided shape with two sets of parallel lines
What is parallelogram?
A flat surface that has no end point
What is a plane?
The middle point of an angle
What is vertex?
Two angles that add up to 90 degrees
What are complimentary angles?
A line that divides a line segment into two equal portions
What is perpendicular bisector?
A four sided shape with one set of parallel lines
What is a trapezoid?