Unit 1
A piece or part of a line having two endpoints.
What is a line segment?
Terms that have a formal definition and can be defined using other geometrical terms
What is an defined terms?
Represent's a direction and magnitude force in space
What is a Vector
A line segment with one endpoint at the center of a circle and the other endpoint of the circle
What is a Radius
a flat surface that is two dimensional
What is a plane?
A half-infinate line (also known as a half-line with one of the two points and taken to be at infinity.
What is a ray?
A mirror image of a shape
What is a Reflection
A line touching circles or an ellipse at only one point
What is a Tangent
Angles that share the same vertex.
What is a vertical angle?
Is a two- dimensional doubly ruled surface spanned by two linear independent vectors.
What is a intersection?
The calculated horizontal distance from the point of entry to the terminal
What is a Horizontal Component
The shorter arc connecting 2 endpoints on a circle
What is a Minor Arc
A statement that is assumed to be true without proof
What does postulate mean?
if they lie on a single straight line.
What is an collinear point?
Is a type of transformation
What is Rotation
Lines that don't cross the segment joining the centers of a circle
What is a External Tangent
the angles formed when a transversal intersects two co-planar lines.
What is an alternate interior angle?
Given statements that prove a mathematical concept is true.
What is a proof?
Is a point within an object or figure through any straight line
What is Center of Symmetry
Is a closed 2D shape
What is Semicircle