This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 6 The Triangle And Its Properties – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A triangular sail on a sailboat measures 8 yards on one side and 10 yards on a second side. Which of the following could be the length of the third side? A) 1 yd. B) 6 yd. C) 20 yd. D) None of the above. Show Answer Correct Answer: B) 6 yd. 2. What is the measure of one interior angle of a regular 45-gon? A) 8$^\circ$. B) 360$^\circ$. C) 172$^\circ$. D) 93$^\circ$. Show Answer Correct Answer: C) 172$^\circ$. 3. A triangle has three angles that each measure 60 degrees. This triangle would be classified as ..... A) Equilateral. B) Isosceles. C) Scalene. D) Right. Show Answer Correct Answer: A) Equilateral. 4. What type of triangle has one angle greater than 90 degrees? A) Acute triangle. B) Right triangle. C) Scalene triangle. D) Obtuse triangle. Show Answer Correct Answer: D) Obtuse triangle. 5. Name the largest angle in $\Delta$ XYZ if XY = 4, XZ = 8, and YZ = 5. A) Angle and. B) Angle X. C) Angle z. D) None of the above. Show Answer Correct Answer: A) Angle and. 6. The altitudes and medians coincide in ..... A) Scalene triangle. B) Isosceles triangle. C) Equilateral triangle. D) None of the above. Show Answer Correct Answer: C) Equilateral triangle. 7. What is always true about the hypotenuse? A) Is the shortest side of the triangle. B) Is the height of the triangle. C) Is labeled as b. D) Is the longest side of the triangle. Show Answer Correct Answer: D) Is the longest side of the triangle. 8. An Obtuse triangle has ..... angle bigger than 90 degrees. A) 1. B) 2. C) 3. D) None of the above. Show Answer Correct Answer: A) 1. 9. If a triangle has 2 angles whose measures are 45$^{0}$ and 55$^{0}$, what is the measure of the 3rd angle? A) 85$^{0}$. B) 80$^{0}$. C) 90$^{0}$. D) 100$^{0}$. Show Answer Correct Answer: B) 80$^{0}$. 10. A triangle with all sides congruent A) Isosceles. B) Obtuse. C) Equilateral. D) Equiangular. Show Answer Correct Answer: C) Equilateral. 11. Determine if it is possible to form a triangle with the given side lengths. 15 in., 12 in., 2 in. A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 12. If triangle ABC is congruent to triangle DEF, what can we say about their corresponding sides? A) The corresponding sides of triangle ABC and triangle DEF are equal. B) The corresponding sides of triangle ABC and triangle DEF are perpendicular. C) The corresponding sides of triangle ABC and triangle DEF are parallel. D) The corresponding sides of triangle ABC and triangle DEF are not equal. Show Answer Correct Answer: A) The corresponding sides of triangle ABC and triangle DEF are equal. 13. A hexagon has (a) sides and vertices. A) A. six. B) Five. C) Three. D) Eight. E) Four. Show Answer Correct Answer: A) A. six. 14. If the sides of a triangle are 12, 5, and 2. What is the area? A) 12. B) 40.65. C) 19. D) This triangle does not exist. Show Answer Correct Answer: D) This triangle does not exist. 15. Which of the following sets of numbers could not represent the three sides of a right triangle? A) \{24, 70, 74\}. B) \{42, 56, 70\}. C) \{11, 35, 37\}. D) \{65, 72, 97\}. Show Answer Correct Answer: C) \{11, 35, 37\}. 16. Why is only the positive root of the height considered? A) Because height cannot be negative. B) Because it simplifies the calculation. C) Because the negative root is irrelevant. D) All of the above. Show Answer Correct Answer: A) Because height cannot be negative. 17. A triangle has two angles that each measure 45 degrees and a right angle. This triangle is classified as ..... A) Isosceles. B) Right. C) Isosceles and right. D) Equilateral and right. Show Answer Correct Answer: C) Isosceles and right. 18. A right angle is ..... degrees. A) 180. B) 100. C) 85. D) 90. Show Answer Correct Answer: D) 90. 19. The triangle angle sum theorem states that the sum of the three angles of a triangle equal ..... degrees. A) 180. B) 90. C) 270. D) 360. Show Answer Correct Answer: A) 180. 20. If BCDE is congruent to OPQR, then $\overline{DE}$ A) $\overline{PQ}$. B) $\overline{OR}$. C) $ \overline {on} $. D) $\overline{QR}$. Show Answer Correct Answer: D) $\overline{QR}$. 21. Least number of possible acute angles in a triangle is ..... A) 2. B) 1. C) 3. D) 0. Show Answer Correct Answer: A) 2. 22. State if the three numbers can be measures of the sides of a triangle. $8, 10, 20$ A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 23. You are standing 10 feet away from a tree. There is a cat up in the tree. Your eyes make a 48 degree angle to look up at the cat. How high is the cat? A) 11.1 ft. B) 9 ft. C) 7.4 ft. D) 13.8 ft. Show Answer Correct Answer: A) 11.1 ft. 24. Can the following side measures form a triangle? 4 cm, 7 cm, 10 cm A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 25. True or False:If two triangles are congruent, then their corresponding angles and sides are congruent. A) False, neither their corresponding angles nor sides are congruent. B) True. C) False, only their corresponding sides are congruent. D) False, only their corresponding angles are congruent. Show Answer Correct Answer: B) True. ← PreviousNext →Related QuizzesClass 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 1Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 2Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 3Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 4Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 5Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 6Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 7Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 8Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 9Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books