Logic U1 - Geometric Terms

Front

Two lines that never intersect

Back

Parallel

Front

A pair of non-adjacent angles formed by the intersection of two lines

Back

Vertical

Front

Two angles that share a side (they are next to each other)

Back

Adjacent

Front

A line that intersects a line segment at a 90 degree angle AND divides the line segment into two equal parts

Back

Perpendicular bisector

Front

Points that lie on the same line

Back

Collinear points

Front

Angles that add up to 90 degrees

Back

Complementary angles

Front

Angles that add up to 180 degrees

Back

Supplementary angles

Front

A straight line that goes on forever in both directions

Back

Line

Front

A part of a line that has a fixed starting point and extends infinitely in one direction

Back

Ray

Front

A flat surface that extends infinitely in all directions

Back

Plane