1. What theorem states that the sum of the lengths of a triangle is greater than the length of the third side? a. Triangle Inequality Theorem c. Exterior Angle Inequality Theorem b. Hinge Theorem d. Addition Interior Angle Theorem 2. Is it possible to form a triangle with the given side lengths, 11mm, 21mm and 16mm respectively? a. Yes b. No c. Maybe d. Not sure 3. The measure of an exterior angle is always a greater than either remote interior angle b. greater than its adjacent interior angle c. less than either remote interior angle b. less than its adjacent interior angle 4. Which of the following angles is an interior angle of ABEC ? B. a. 21 A N b. 23 3C 4 c. 25 56 E 7 D d. 27 d. auxiliary 5. What do you call a statement that is accepted without proof? a. theorem b. postulate c. axiom 6. Which side of A PEN is the shortest? E a. PE 830 b. EN N C. PN 520 P d. NP 7. In triangle ABC, AB measures 11cm and BC measures 15cm. Find the range of possible length of the third side(x). a. 26 >x>4 b. 4 >x> 26 c. 4 < x < 26 d. 26



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