1. The _______________ states that the sum of the lengths of any two sides of a triangle is greater than the length of the third side. A. Triangle Equality Theorem B. Definition of a Triangle C. Triangle Inequality Theorem D. Definition of an Inequality Hint 2. Refer to the figure. Which statement is never true? A. If is obtuse, then EG > EF. B. If FG = 4, EGDE = 6, then EF < 18. C. If DF = 20, FG = 13, and EG = 15, then EF = 11. D. If EG = 6, ED = 8, and then FG = DF. Hint 3. Marty has a piece of rope with exactly 7 knots tied at equal intervals as shown. Using the rope, he wants to make triangles so that each vertex of the triangle occurs at a knot. How many different triangles can Marty make? A. 4 B. 1 C. 3 D. 2 Hint 4. Which of the following could not be a triangle? A. 15, 18, 8 B. 9, 9, 9 C. 7, 28, 22 D. 7, 11, 3 Hint 5. If 15 and 20 are the lengths of two sides of a triangle, between what two numbers must the measure of the third side fall? A. 10 and 35 B. 10 and 25 C. 5 and 35 D. 15 and 20 Hint