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6.5: Prove Triangles similar by SSS and SAS. Objectives: Prove triangles similar by using SSS and SAS similarity theorems. Use SSS or SAS to solve triangle proportions. Common Core Standards: G-SRT-4, G-SRT-5, G-MG-3. Verify that the triangles are similar. ∆ PQR and ∆ STU.
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6.5: Prove Triangles similar by SSS and SAS Objectives: Prove triangles similar by using SSS and SAS similarity theorems. Use SSS or SAS to solve triangle proportions. Common Core Standards: G-SRT-4, G-SRT-5, G-MG-3
Verify that the triangles are similar. ∆PQR and ∆STU
Verify that the triangles are similar. ∆DEF and ∆HJK
Is either DEF or GHJsimilar to ABC? EXAMPLE 1
Find the value of xthat makes ABC ~ DEF. EXAMPLE 2
Lean-to Shelter You are building a lean-to shelter starting from a tree branch, as shown. Can you construct the right end so it is similar to the left end using the angle measure and lengths shown? EXAMPLE 3
Tell what method you would use to show that the triangles are similar. EXAMPLE 4