'Angle addition postulate' presentation slideshows

2.01k views • 181 slides

Tools of Geometry

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Mid-Chapter 2 Test Review

Conditionals 1.2 B iconditionals 1.4 Laws 1.6 1.7 & Converses & 1.3. Mid-Chapter 2 Test Review. 100. 100. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 300. 300.

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Standard

Standard. G.G.13. Apply properties of angles, parallel lines, arcs, radii, chords, tangents, and secants to solve problems. 1.4: Measure and Classify Angles 1.5: Describe Angle Pair Relationships. Objectives: By the end of this lesson I will be able to :

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Chapter 1: Tools of Geometry

Chapter 1: Tools of Geometry. Objectives: To understand basic terms of Geometry To apply the segment and angle addition postulates. Vocabulary. Line: A series of points that extends in 2 opposite directions without end

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Angles and Polygons

Angles and Polygons. Sections 1.5 & 1.6. Vocabulary. An angle consists of two different rays with the same endpoint . The rays are the sides of the angle. The endpoint is the vertex of the angle. Vocabulary. An acute angle has a measure between 0 o and 90 o

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2.4 Use Postulates & Diagrams

2.4 Use Postulates & Diagrams. Objectives. Identify and use basic postulates about points, lines, and planes. Write paragraph proofs. Postulates.

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Chapter 1.4 Notes: Measure and Classify Angles

Chapter 1.4 Notes: Measure and Classify Angles. Goal: You will name, measure, and classify angles. . An angle consists of two different rays with the same endpoint. The rays are the sides of the angle. The endpoint is the vertex of the angle.

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CHAPTER 1: Tools of Geometry

CHAPTER 1: Tools of Geometry. Section 1-6: Measuring Angles. Objectives. To find the measures of angles. To identify special pairs of angles. Vocabulary. Angle Acute Angle Right Angle Obtuse Angle Straight Angle Congruent Angles Vertical Angles Adjacent Angles Complementary Angles

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1.4 Measuring Segments and Angles

1.4 Measuring Segments and Angles. Chapter 1 Tools of Geometry. Postulate 1-5 Ruler Postulate The distance between any two points is the absolute value of the difference of the corresponding numbers (on a number line or ruler) Congruent Segments : two segments with the same length.

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Angle Measures

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Wall ? E & Eve

Wall ? E & Eve. Episode One. Bisect. Bisect. Bisect. Bisect. Bisect. Segment Addition Postulate. Segment Addition Postulate. Segment Addition Postulate. Segment Addition Postulate. Segment Addition Postulate. Angle Addition Postulate. Angle Addition Postulate.

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2-8 Proving Angle Relationships day 2

2-8 Proving Angle Relationships day 2. Use the Angle Addition Postulate to find the measure of angles. Write proofs involving supplementary and complementary angles. Write proofs involving congruent and right angles.

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2.8 Proving Angle Relationships

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2.5 Proving Angles Congruent

2.5 Proving Angles Congruent. Chapter 2 Reasoning and Proof. 2.5 Proving Angles Congruent. Vertical Angles : Two angles whose sides form two pairs of opposite rays; form two pairs of congruent angles. 1. 2. 4. <1 and <3 are Vertical angles <2 and <4 are Vertical angles. 3.

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Geometry

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1.4 Angles and Measures

1.4 Angles and Measures. Angle Addition Postulate Classify angles. Definition of an angle. Two rays that have the same initial point ca lled the Vertex Named ?ABC A All angles are named with three letters. B The middle letter is the vertex. C.

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M217 Section 1.3

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Practice 4-6 (DNG page 327)

Practice 4-6 (DNG page 327). Congruence in Right Triangles. Practice 4-6 Congruence in Right Triangles. Write a two-column proof. 1. Given. 2. ? B , ? E are right ?s. . 2. ? lines form right ?s. 3 . Definition of right ? s .

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EXAMPLE 1

Write a two-column proof for the situation in Example 4 on page 107 . m ? 1 = m ? 3. GIVEN:. m ? EBA = m ? DBC. PROVE:. REASONS. STATEMENT . 1. 1. m ? 1 = m ? 3. Given. 2. Angle Addition Postulate. 2. m ? EBA = m ? 3 + m ? 2. 3.

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