Informal Geometry Period 1 …with a little review Ch 9-8 Interior & Exterior Angles of Polygons? C. N. Colon Geometry REVIEW: Ch 9-6 and Ch 9-7 Proving Triangles Congruent…
Slide 1 4-5 Proving Triangles Congruent – ASA, AAS You proved triangles congruent using SSS and SAS. Use the ASA Postulate to test for congruence. Slide 2 Angle-Side-Angle…
Proving Congruence SSS SAS Chapter 4 Section 4 Learning Goal: Proving congruent triangles by SAS and SSS Life is more accurately measured in the lives that you touch than…
Section 56 Proving Triangle Congruence by ASA and AAS 269 Determining Whether SSA Is Suffi cient Work with a partner a Use dynamic geometry software to construct △ABC Construct…
120 Chapter 2 Reasoning and Proof Proving Angles Congruent Theorem 2-1 Vertical Angles Theorem Vertical angles are congruent. ∠1 ≅ ∠3 and ∠2 ≅ ∠4 4 1 2 3 hsm11gmse_0206_t00748…
Section 26 Proving Geometric Relationships 105 Proving Geometric Relationships26 Matching Reasons in a Flowchart Proof Work with a partner Match each reason with the correct…
Lesson 4.4 - 4.5 Proving Triangles Congruent Triangle Congruency Short-Cuts If you can prove one of the following short cuts, you have two congruent triangles SSS (side-side-side)…
Name: Chapter 4 - Congruent Triangles - Get Ready for Chapter 4 1 2 3 4 5 6 7 8 9 10 11 Name: 4-1 Classifying Triangles - Check Your Understanding 1 2 3 4 5 6 7 Name: 8 9…
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Slide 1 4.3 Proving Triangles Congruent: SSS and SAS GOAL: PROVE THAT TRIANGLES ARE CONGRUENT USING THE SSS AND SAS CONGRUENCE POSTULATES. Activities: 1.Open SSS. C omplete…
Proving Triangles Congruent UNIT 4 LESSON 2 Two geometric figures with exactly the same size and shape The Idea of a Congruence A C B DE F How much do you need to know about…
CONGRUENT TRIANGLES Chapter 4 GEOMETRY 2019-20 Name ____________________________________Hour ______ Geometry 1 Geometry Classifying Triangles 41 Triangles can be classified…
Breakthrough Math 9 Name: ________________________ Day 13 Guided Notes Date: _________________________ Proving Triangle Congruence and CPCTC Objective: Today you will be…
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Proving Triangles Congruent The Congruence Postulates Row Game Practice! -Each row is a team -Everyone gets a white board and marker -I will check first person’s answer.…
Slide 1 S Proving Triangles Congruent SS Slide 2 S AS Slide 3 A SA Slide 4 A AS This one is a THEOREM!! Slide 5 HL This one is a THEOREM!! Slide 6 CAUTION!! BE CAREFUL!!!…
Proving Triangles Congruent March 11, 2015 Little Piece of Random Fayes The more you take it away, the more it becomes. What is it? Proving Triangles Congruent March 11,…