Geometry 1st semester

A location.

Point.

Any two points in opposite directions.

What is a line made up of ?

end

A line has no ___.

Two points.

A line segment is made up of ________.

A line segment stops.

Whats the difference between a line segment and a line?

Infinitely.

A ray starts at one point and extends _______ in one direction.

Intersects.

A vertex is the point of an _____ between two or more segments lines or rays.

Two rays.

An angle is formed by ______ with the same end point.

The same distance apart.

Parallel lines are lines that are always ______.

90 degree angle.

Perpendicular lines are lines that intersect to form a _______.

Points on the same line.

Colinear

Closed figure.

A plane is a ______ made up of points.

3 or more points.

Any ______ make up a plane.

Points that are inside the plane.

Coplanar.

Point.

Two lines intersect at a _____.

Segment.

Two planes intersect at a _______.

D= [A-B]

The distance between A and B can be written as ____________.

Congruent.

If equal, then the segments are ____________.

Ab ≅ Cd

Congruent lines are written as ________.

Ab + Bc = AC

Segment addition formula.

Divides a segment into equal parts.

Midpoint

Bisector.

A line, ray, or segment that intersects a segment at its midpoint is said to divide the segment and is called the ________.

Midpoint formula.

2(Ab)= AC