1-3: Measuring Angles
1. DEFINITIONS:
1-3: Measuring Angles
1. DEFINITIONS:
1-3: Measuring Angles
1. DEFINITIONS:
1-3: Measuring Angles
1. DEFINITIONS:
1-3: Measuring Angles
1. DEFINITIONS:
1-3: Measuring Angles
2. Types of Angles
1-3: Measuring Angles
2. Types of Angles
1-3: Measuring Angles
2. Types of Angles
1-3: Measuring Angles
2. Types of Angles
What is an angle that measures exactly 90 degrees called?
- Obtuse angle
- Acute angle
- Right angle
How many degrees are there in a straight line?
- 90 degrees
- 360 degrees
- 180 degrees
- ∠1 ∠XUY ∠YUX
- ∠1 ∠UXY ∠UYX
- ∠2 ∠XUY ∠UYX
1-3: Measuring Angles
3. Naming Angles
1-3: Measuring Angles
3. Naming Angles
- ∠12 ∠UXZ
- ∠XUZ ∠ZUX
- ∠UXZ ∠UZX
1-3: Measuring Angles
3. Naming Angles
1-3: Measuring Angles
4. Using Congruent Angles
1-3: Measuring Angles
4. Using Congruent Angles
1-3: Measuring Angles
4. Using Congruent Angles
List all the congruent angles…
1-3: Measuring Angles
5. Measuring and Classifying Angles
What type of angle has 145 degrees?
1-3: Measuring Angles
5. Measuring and Classifying Angles
1-3: Measuring Angles
5. Measuring and Classifying Angles
What type of angle has 55 degrees?
1-3: Measuring Angles
5. Measuring and Classifying Angles
1-3: Measuring Angles
5. Measuring and Classifying Angles
What type of angle has 90 degrees?
1-3: Measuring Angles
5. Measuring and Classifying Angles
1-3: Measuring Angles
5. Measuring and Classifying Angles
1-3: Measuring Angles
Postulate 1-8: Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate
1-3: Measuring Angles
6. Using Angle Addition Postulate