1CHReviewGENERAL

Front

If every element in set A is also in set B, then...

Back

A is a subset of B.

Front

Name a line skew to FG.

Back

DC.

Front

The opposite of the Flat Plane Postulate says that if two points are not in the plane then the ______________

Back

line is not in the plane.

Front

An angle divides the plane into three disjoint sets: The angle, the interior, and the exterior. True or False?

Back

True.

Front

The Flat Plane Postulate says that if two points are in the plane then the ______ that contains those two points is in the plane.

Back

Line.

Front

What is a subset?

Back

A set A is a subset of set B if every element of A is also an element of B.

Front

What does it mean for two lines to be skew?

Back

Two lines are skew if they are not parallel and do not intersect.

Front

What is the Flat Plane Postulate?

Back

If two points are in a plane, then the line that contains those two points is also in that plane.

Front

Define disjoint sets.

Back

Disjoint sets are sets that have no elements in common.

Front

What is the definition of collinear points?

Back

Collinear points are points that lie on the same straight line.