2. In Δ𝐵𝑀𝑁, exterior ∠Y is supplementary to ∠M. Which one is true?

6. triangle has a remote interior angle whose measure is 33° and an exterior angle ∠T, what correctly compares the two angles?

7. Given the sides with measures of 9cm, 6cm, ___, what would be the length of the third side to form a triangle?

8. Δ𝐴𝐵𝐶 has two interior angles, ∠A = 45.7° and ∠C = 44.3°. Which of the following arrangements of the sides of ΔABC is in descending order?

9. What is the range of the possible lengths of the third side of Δ𝐵𝑂𝑋 if OX = 4.5 and BX = 7.5

10. Which given set of numbers can be the length of sides that will form a triangle?

11. Δ𝐵𝐶𝐷 has the following sides, DB = 5.5, CB = 5.4 and DC = 6. Which is the smallest angle in the triangle?

12. In Δ𝑆𝑄𝑅, ∠S = 65°, ∠Q = 55°, ∠R = 60°, which side is the shortest?

13. What is the range of the possible lengths of the third side of Δ𝐴𝑇𝐾 if AT = 7 and AK = 12?

14. Which of the following theorems states that “The sum of the lengths of any two sides of a triangle is greater than the length of the third side.”

15. Given Δ𝑂𝑁𝐸 and Δ𝑇𝑊𝑂 , 𝑁𝑂 is congruent to 𝑊𝑇 and 𝑁𝑂 is congruent to 𝑂𝑊 . If 𝐸𝑂 is shorter than OT. Which of the following statements is correct?

18. Which of the following shows the correct statement about of angles of a triangle 78.9° and 89°?

19.  In Δ𝐴𝐵𝐶 and Δ𝑋𝑌𝑍, AB is congruent to 𝑋𝑌 and BC is congruent to 𝑌𝑍. If ∠B is 55° and ∠Y is 56°. Which of the following statements is true?

20. In the triangles below, which correctly describes the value of X?