1. 7.3 Triangle Inequalities
Essential Question: How can you use inequalities to describe the relationships among the side lengths and angle measures in a triangle?

3. Tell whether a triangle can have sides with the given lengths.
B. 7, 9, 18

4. Find the range of values for x.1. 12 x 10 2. 15 x 15

6. Order its angle measures from least to greatest.

8. Order the side lengths from least to greatest.

9. page
page , 14, 16-18

10. 8. 8 9. 5<x<11 17. Hint(<D=68)DE,EF,DF
p.334 Answers p. 348 Answers
/ No <x<49.9
/ Yes 13. <A,<B,<C
Yes 14. <E,<F,<D
No 16. AC, BC, AB
<x< Hint(<D=68)DE,EF,DF
<x< KL,JK,JL