1. Geometry Section 5.5 Use Inequalities in a Triangle

2. Inequalities in triangles  The longest side is opposite the largest angle, the second longest side is opposite the second largest angle, and the shortest side is opposite the smallest angle

3. Triangle Inequality Theorem  The sum of the lengths of any two sides of a triangle is greater than the length of the third side. a + b > c a + c > b b + c > a

4. Examples  Page 331  Problems # 7, 9, 17, 21

5. Assignment  Section 5.5  Page 331  Problems # 6, 8, 16, 22  Page 342 Problem # 2 STEP UP  CONCEPT MAP ON INEQUALITIES IN TRIANGLES