Geom1.3.notebook
January 07, 2014
Geometry
Ch.1 Notes Page 1
P1 1­3 Points, Lines, and Planes
Jan 4­2:13 PM
Vocabulary
Are the Following set of Points Collinear?
Jan 4­2:14 PM
1
Geom1.3.notebook
January 07, 2014
Vocabulary
Flat
Jan 4­2:22 PM
Jan 6­6:49 AM
2
Geom1.3.notebook
January 07, 2014
Postulate = Axiom
Postulate 1­1
Through any two points there is exactly one line.
B
A
Jan 4­2:33 PM
Postulate 1­2
If two lines intersect, then they intersect in exactly one point.
m
A
line m and line n intersect at A.
n
Dec 17­2:05 PM
3
Geom1.3.notebook
January 07, 2014
Postulate 1­3
If two planes intersect, then they intersect in exactly one line.
plane Q and plane P intersect in AB
Dec 19­7:46 AM
Find the intersection of the following lines and planes in the figure.
Jan 6­6:52 AM
4
Geom1.3.notebook
January 07, 2014
Postulate 1­4
Through any three noncollinear points there is exactly one plane.
Dec 19­7:56 AM
HW #1
1­3 P19 #1­24,30­32,35­41
Please put your name and class period at the top of
the homework. Also include the homework number.
Terms:
point, space,
line, collinear, plane, coplanar, postulate (axiom)
Jan 4­2:14 PM
5