Warm-up. Agenda Homework Review Section 5-6 Thursday – Review (bring books) Friday – Chapter 5 Test.

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Presentation transcript:

Warm-up

Agenda Homework Review Section 5-6 Thursday – Review (bring books) Friday – Chapter 5 Test

5-4 Study Guide

5-4 Practice

5-5 Triangle Inequalities If two sides of a triangle are 5 and 12 what are the possible values for the size of the third side? 5 12 ? 5 ? 7 < X < 17

5-5 Study Guide

5-5 Practice

Inequalities Involving Two Triangles

Given: m  P > m  R Prove: m  2 > m 

Given: m  P > m  R Prove: m  2 > m  Given 2. Reflexive property 3. Given 4. Larger  implies larger side 5. SSS Inequality

Given: Points A, B and C are on line l Point P is not on l PB < PC Prove: m  PCB  90 P ABC l

Given: Points A, B and C are on line l Point P is not on l PB < PC Prove: m  PCB  90 P ABC 1.Assume  PCB = 90 2.Then PC  l 3.  PC < PB (Contradiction) 4.   PCB  90 l

Practice Quiz

Answers Ahead

5-6 Study Guide

5-6 Practice

Homework Study Guide & Practice 5-6 Practice Quiz 5-3