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