Geometry Standards

An angle that has a measure greater than 90 and less than 180

• Obtuse Angle

• Acute Angle

• Right Angle

• Straight Angle

• Perpendicular Lines
• Right Angle Lines
• Parallel Lines
• Acute Lines

A segment that connects the center of a circle with a point on the circle.

• tangent

• secant

• diameter

• radius

A segment connecting two points on a circle that passes through the center.

• diameter

• radius

• secant

• tangent

A ray that cuts an angle into two equal parts 

• Angle Ray

• Perpendicular Bisector 

• Angle Bisector

• Equal Angle Line

a line segment that runs from the vertex of a triangle to the opposite side and intersects the opposite side at a 90 degree angle

• altitude

• median

• centroid

• angle

Two lines that are equil distance apart and will never touch 

• perpendicular  Lines

• Parallel Lines

• Skew Lines

• Rail Road Tracks 

A straight one-dimensional figure having no thickness and extending infinitely in both directions. 

• line

• point

• ray

• straight angle

A location. It has no size i.e. no width, no length and no depth and is shown by a dot. 

• line

• point

• ray

• straight angle

A line with a single endpoint (or point of origin) that extends infinitely in one direction.

• line

• point

• ray

• straight angle