warm up
DESCRIPTION
Week 1. Warm Up. 08.19.11. sketch the figure described:. 1) two segments that do not intersect. 2) two lines that do not intersect, and one that intersects both. Angle. two different rays that have the same point. •. C. Vertex. Sides. Ex 1. •. A. B. Ex 2. •. •. - PowerPoint PPT PresentationTRANSCRIPT
Warm Up 08.19.11Week 1
1) two segments that do not intersect
2) two lines that do not intersect, and one that intersects both.
sketch the figure described:
Geometry1.4 Day 1
I will use angle postulates
Angle two different rays that have the same point
•A B
Vertex
Sides•CEx 1
•P
•S•RQ
PQS or PQS
SQR
RQS
PQR RQP
Ex 2
or
or
Q
Postulate 3 Protractor Postulate
The measure of ∠ABC is the absolute value of the difference between the numbers of BA and BC.
A
C•
•
B
Ex 3
Degrees
0º 180º
90º
A