'Proved triangles congruent' presentation slideshows

Splash Screen

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Splash Screen

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Splash Screen

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Chapter 4

Chapter 4. 4-5 congruent triangle : SSS and SAS. SAT Problem of the day. Objectives. Apply SSS and SAS to construct triangles and solve problems. Prove triangles congruent by using SSS and SAS. Congruent triangles.

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Warm Up 1. Name the angle formed by AB and AC . 2. Name the three sides of ? ABC .

AB , AC , BC. QR ? LM , RS ? MN , QS ? LN , ? Q ? ? L , ? R ? ? M , ? S ? ? N. Warm Up 1. Name the angle formed by AB and AC . 2. Name the three sides of ? ABC . 3. ? QRS ? ? LMN . Name all pairs of congruent corresponding parts. Possible answer: ? A. Objectives.

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Warm Up 1. Name the angle formed by AB and AC . 2. Name the three sides of ? ABC .

AB , AC , BC. QR ? LM , RS ? MN , QS ? LN , ? Q ? ? L , ? R ? ? M , ? S ? ? N. Warm Up 1. Name the angle formed by AB and AC . 2. Name the three sides of ? ABC . 3. ? QRS ? ? LMN . Name all pairs of congruent corresponding parts. Possible answer: ? A. Objectives.

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Splash Screen

Splash Screen. Write a congruence statement for the triangles. A. ? LMN ? ? RTS B. ? LMN ? ? STR C. ? LMN ? ? RST D. ? LMN ? ? TRS. 5-Minute Check 1. Name the corresponding congruent angles for the congruent triangles. A. ?L ? ?R, ?N ? ?T, ?M ? ?S

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Splash Screen

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Splash Screen

Splash Screen. Write a congruence statement for the triangles. A. ? LMN ? ? RTS B. ? LMN ? ? STR C. ? LMN ? ? RST D. ? LMN ? ? TRS. 5-Minute Check 1. Name the corresponding congruent angles for the congruent triangles. A. ?L ? ?R, ?N ? ?T, ?M ? ?S

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Geometry A Bellwork

Geometry A Bellwork. A. 3) Write a congruence statement that indicates that the two triangles are congruent. D. B. C. 4-4. Triangle Congruence: SSS and SAS. Holt Geometry. In Lesson 4-1, you proved triangles congruent by showing that all six pairs of corresponding parts were congruent.

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4-4 Proving Triangles Congruent SSS, SAS

4-4 Proving Triangles Congruent SSS, SAS. You proved triangles congruent using the definition of congruence. Use the SSS Postulate to test for triangle congruence. Use the SAS Postulate to test for triangle congruence. T. S. R. Congruent Triangles.

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Section 4-5

Section 4-5. Other Methods of Proving Triangles Congruent. In Section 4-2, we learned three postulates that proved triangles congruent:. SSS Postulate SAS Postulate ASA Postulate. Recall:. Postulate is a statement accepted without proof. Theorem is a statement that can be proved.

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