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[DOC File]7-3 Study Guide – Identifying Similar Triangles
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2009-11-07 · There are three ways to determine whether two triangles are similar. AA. Similarity – two angles of one triangle are congruent to two angles of the other triangle . SSS. Similarity – measures of the corresponding sides of the triangles are proportional. SAS. Similarity – measure of two sides of a triangle are proportional to the measures of the corresponding sides of the other triangle ...
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[DOC File]Unit 6 (Part II) – Triangle Similarity
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If the measures of two angles of one triangle are the same as the measures of two angles of another triangle, then _____. Lesson Summary In this investigation, you established three sets of conditions, each of which is sufficient to prove that two triangles are similar. Math Toolkit Vocabulary: Angle-Angle Similarity Postulate, Side-Side-Side (SSS) Similarity Theorem, Side-Angle-Side (SAS ...
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[DOC File]Denton Independent School District / Overview
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Given two corresponding angles congruent, can you prove the triangles similar by AA? Therefore, AA is a way to prove triangles similar. The other two ways to prove triangles similar are: Theorem: Theorem: Don’t forget the ~ when proving similar triangles by the three above methods! *The 3 ways to prove similar triangles are: _____, _____, and _____. Examples. Decide if each pair of triangles ...
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[DOCX File]Precalculus, Learning Log
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Proving triangles are similar . I can prove that two triangles are similar using AA~, SSS~, and SAS~. WDYLT? I can use proportions to show that two triangles are similar. I can use proportions to find missing side lengths of similar triangles or triangle sum theorem to find missing angles. 4. 3.4. Similarity of right triangles
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[DOCX File]Similar Triangles
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Similar Triangles. If AB is parallel to PQ, how do you know that ΔCAB ~ ΔCPQ? determine the length of x and y. Leron is attempting to swim across a river. He needs to find out the distance across, so he draws the following scale diagram and determines the measurements on it. Using the diagram shown, determine how far it is across the river to the nearest metre. Calculate the height of GI Joe ...
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[DOC File]Geometry
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SYMBOL for SIMILAR: _____ Corresponding angles are _____ Corresponding sides are _____ ... Ex. 3: Practice with SAS: Determine if the two triangles are similar by SAS. a. ∆LNM and ∆JNK b. ∆CDB and ∆CEA. Ex. 4: Mixed Practice: Determine whether the triangles are similar. If they are, state what postulate or theorem you used and write a similarity statement. 1.) 2.) 3.) Show that the two ...
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[DOC File]Unit - Ministry of Education
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Discuss answers from BLM 1.3.2, reinforcing that similar triangles have equal angles and sides that are proportional. Students should see this connection with the results of the exploration. Groups share their summaries. Consolidate how to determine a similarity equation for the corresponding sides of similar triangles, and how to solve the similarity equation using their knowledge of ratios ...
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[DOC File]Congruent and Similar Triangles
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Modelling with Similar Triangles. RECALL: Similar triangles have exactly the same _____ but different _____. IF THEN 1. Corresponding Angles are equal. 2. Sides are Proportional. _____ _____ _____ _____ _____ If n represents the scale factor . then the length of any side ( or altitude) is equal to n times the length of the corresponding side ( or altitude) in the other triangle. Similarly the ...
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[DOC File]OAME
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Discuss answers from BLM 1.5.2, reinforcing that similar triangles have equal angles and sides that are proportional. Students should see this connection with the results of the exploration. Consolidate how to determine a scale factor for the corresponding sides of similar triangles, and how to solve for missing information. Application. Concept Practice. Home Activity or Further Classroom ...
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Determine similar triangles angles