'Triangles congruent' diaporamas de présentation

Geometry: Unit 4 Congruent Triangles

Geometry: Unit 4 Congruent Triangles. VOLK SPRING 2014. Unit 4 Preview in Numbers. Instructional Days: 8 Review Days: 1 Test Days: 1 Total Homework Problems: About 120 New Theorems: 8 New Postulates: 5 New Definitions: 12. Unit 4 Preview of Topics. Identify/Classify Triangles

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Chapter 5 Applying Congruent Triangles

Chapter 5 Applying Congruent Triangles. Warm Up For Chapter 5. 5.1 Special Segments in Triangles. 5.1 Day 2 Proofs. 5.2 Right Triangles Internet Activity. 5.1 Special Segments in Triangles.

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Do Now

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Congruent Triangles

Congruent Triangles. Honors Geometry Mr. Manker. What rule proves the triangles congruent?. Correct Answer:. SAS. What rule proves the triangles congruent?. Correct Answer. Not enough Info (AAA). What rule proves the triangles congruent?. Correct Answer:. SSS.

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Proving Triangles Congruent

Proving Triangles Congruent. How much do you need to know. . . . . . about two triangles to prove that they are congruent?. Corresponding Parts. AB ? DE BC ? EF AC ? DF ? A ? ? D ? B ? ? E ? C ? ? F. B. A. C. E. F. D.

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Triangle Congruence

Triangle Congruence. Students will be able to apply the Triangle Congruence Postulates in order to solve problems. Triangle Rigidity. The property of triangle rigidity gives you a shortcut for proving two triangles are congruent.

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Warm Up

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Fired Up about Section 7.2

Fired Up about Section 7.2. Two Proof Oriented Triangle Theorems Richuan Hu Section 8 Honors Geometry Mr. Pricci. Now douse it and learn. As the section name implies, there is two theorems that are often used in proofs about triangles in this section.

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4.1 Detours and Midpoints

4.1 Detours and Midpoints. Objective: After studying this lesson you will be able to use detours in proofs and apply the midpoint formula. A. Given:. B. D. E. Conclusion:. C. Statement. Reason. 1. Given. 2. Given. 3. Reflexive Property. 4. SSS (1,2,3). 5. CPCTC.

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4-6

Congruence in Right Triangles. 4-6. OBJECTIVE. To prove right triangles congruent using the Hypotenuse-Leg Theorem. VOCABULARY. Parts of a Right Triangle:. Hypotenuse. Leg. Leg. The right angle always point to the hypotenuse. KEY CONCEPT. Hypotenuse-Leg Theorem (HL). A. D. E. F. B.

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the third angles are congruent

Find these definitions on page 198 and fill them out in your notes. the third angles are congruent. C. F. Polygons that have congruent corresponding parts. That is, corresponding vertices, angles, and sides are congruent. DEF. GHI.

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4-4 Using Congruent Triangles- CPCTC

4-4 Using Congruent Triangles- CPCTC. C orresponding P arts of C ongruent T riangles are C ongruent.

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Angle-Side-Angle (ASA) Postulate

4-3 Triangle Congruence by ASA and AAS M11.C.1 2.5.11.B Objectives: 1) To prove two triangles congruent using the ASA Postulate and the AAS Theorem. Angle-Side-Angle (ASA) Postulate.

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Triangle Congruence by ASA and AAS

Triangle Congruence by ASA and AAS. Chapter 4 Section 3. Objective. Students will prove triangles congruent using the ASA Postulate and the AAS Theorem. Postulate 4-3. Angle Side Angle Postulate

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Aim:

Aim:. C. B. (. ). A. D. How do we prove corresponding segments and angles of triangles congruent?. E. Ans:. Ans:. Do Now:. Ans: S.A.S. Postulate. CPCTC:. From the definition of congruent triangles:. C orresponding P arts of C ongruent T riangles are C ongruent. B. Ex: Given:.

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Warm-Up

Warm-Up. Are the 2 triangle congruent? If so, write the theorem or postulate that proves them congruent. Write a congruency statement . . A. B. D. C. 4.6:Congruence in Right Triangles. Objective: To prove triangles congruent by the HL Theorem. Right Triangles. Legs

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Honors Geometry Section 4.3 cont. Using CPCTC

Honors Geometry Section 4.3 cont. Using CPCTC.

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4.3: Triangle Congruence by ASA and AAS

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Congruence in Overlapping Triangles 4-7

Congruence in Overlapping Triangles 4-7. Objective: To identify congruent overlapping triangles and prove two triangles congruent using other congruent triangles. 23. What common angle do ACD and ECB share?. C. 4-7 p.268: 1-4, 8-13.

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