Angles that add up to 90 degrees.
Complementary Angles
What is the measure of angle ABC?
70 degrees
How many ways are there to name an angle?
Four: by number, by points (both ways), and by just the vertex
What is the measure of <VTS?

50 degrees
What relationship does <M and <A have?
Vertical Pair
Angles that share a vertex and a side.
Adjacent Angles.
What is the measure of the other angle?
106 degrees
What else can angle 2 be called?

<BEC or <CEB
What is the measure of <b?

47 degrees
What relationship does <C and <O have?
Linear Pair
Angels that add up to 180 degrees.
Supplementary Angles
Solve for x:
x = 36
What angle has the largest measure?
<GEO
What is the measure of the angle?

100 degrees
What postulate would you use to solve for the variable?
Linear Pair Postulate
Two or more angles with the SAME measure.
Congruent Angles
What is the measure of <DBC?
35 degrees
What is my vertex?

I
The measure of <CAB is...
180 degrees
What theorem would you use to solve for x?
Vertical Angle Theorem
The "unknown" in a math equation.
A variable.
What is the measure of <CAD?

18 degrees
Name Linear Pairs AND a set of Vertical Angles.
LP: <SRP, <PRQ; <SRT, <SRP; <SRT, <TRQ; <TRQ, <QRP
VA: <STR and <PRQ; <PRS and <QRT
What is the measure of <ABC?

55 degrees
How would you solve for each variable?
Y - Vertical Angle Theorem
X - Linear Pair Postulate
Z - VAT with X or LPP with Y