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Transcript
Chapter 1- Exploring Geometry: Points, Lines, and Angles in the Plane Date____________
Section 1: Points and Lines in the Plane
Name______________________
Guided Notes
A ________________ represents a location.
Draw and represent points X and Y.
A point has _________________ and is represented by a dot.
A point is named by an ____________________________.
A __________________is made up of an infinite number of
points, and extends endlessly in opposite directions.
Example 1: Name the line in
seven different ways.
A line can be named by ______________ points on the line or
by a single lowercase ______________letter.
Points that lie on the same line are called
__________________.
A
C
B
l
Example 2: Which three points are collinear?
E
D
A
B
A _______________is a flat surface, with no thickness, H
that extends in all directions without end.
C
G
F
Draw plane P with noncollinear
points X, Y, and Z.
A plane can be named by ___________ noncollinear
points, or by a single capital _______________ letter.
A ___________________is part of a line that has a fixed
length. It consists of two _______________and all points
between them.
A segment is named by its _______________.
Example 3: Draw and name all of the
line segments between points N, O,
and P.
N
P
A ________________is a part of a line that has one endpoint and extends endlessly in one
O
direction.
A ray is named by its ___________________ and one other point on the ray.
Draw ray JK and ray LM.