This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Maths Chapter 6 Triangles – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 6 Triangles Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If two angles of a triangle are 50$^\circ$ and 60$^\circ$, the third angle is: A) 50$^\circ$. B) 60$^\circ$. C) 70$^\circ$. D) 80$^\circ$. Show Answer Correct Answer: C) 70$^\circ$. 2. If triangle ABC is similar to triangle DEF such that 2AB = DE and BC = 8 cm then EF will be A) 14 cm. B) 12 cm. C) 16 cm. D) 10 cm. Show Answer Correct Answer: C) 16 cm. 3. If one angle of a triangle is 90$^\circ$, the triangle is: A) Acute. B) Obtuse. C) Right-angled. D) Scalene. Show Answer Correct Answer: C) Right-angled. 4. What does SSS prove? A) Nothing. B) Triangles similar. C) Triangles congruent. D) Triangle angle sum. Show Answer Correct Answer: C) Triangles congruent. 5. Can the following 3 numbers be side measures of a triangle3, 10, 8 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 6. Can the following 3 numbers be side measures of a triangle5, 2, 4 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 7. A triangle in which all the three sides are of equal lengths is called an ..... A) Equilateral triangle. B) Scalene triangle. C) Isosceles triangle. D) None of the above. Show Answer Correct Answer: A) Equilateral triangle. 8. A man goes 24 m towards West and then 10 m towards North. How far is he from the starting point? A) 26cm. B) 25cm. C) 24cm. D) 34cm. Show Answer Correct Answer: A) 26cm. 9. A RIGHT triangle has ..... A) 1 right angle. B) 2 right angles. C) 3 right angles. D) No right angles. Show Answer Correct Answer: A) 1 right angle. 10. Parallelograms standing on the same base and between the same parallels area ..... in area. A) Equal. B) Half. C) One-third. D) Double. Show Answer Correct Answer: A) Equal. 11. Which of these triangles is made up of 3 angles that each measure less than 90 degrees? A) Right triangle. B) Obtuse triangle. C) Scalene triangle. D) Acute triangle. Show Answer Correct Answer: D) Acute triangle. 12. What type of triangle has all angles measuring 60$^\circ$? A) Equilateral. B) Isosceles. C) Scalene. D) None of the above. Show Answer Correct Answer: A) Equilateral. 13. A triangle has sides of 5 ft. and 17 ft. Which of the below could be the length of the third side?24 ft.23 ft.19 ft. 15 ft.12 ft.11 ft. A) 23ft, 19ft, 15ft, 12ft. B) 19ft, 15ft. C) 24ft, 11ft. D) 19ft. Show Answer Correct Answer: B) 19ft, 15ft. 14. A 2.5m long ladder leans against the wall of a building. The base of the ladder is 1.5m away from the wall. What is the height of the wall? A) 2 cm. B) 8 m. C) 2 m. D) 5 m. Show Answer Correct Answer: C) 2 m. 15. Which of the two cannot form a triangle ..... ? A) 4.5 cm, 3.5 cm, 6.4 cm. B) 2.5 cm, 4.2 cm, 8 cm. C) All the above. D) None of the above. Show Answer Correct Answer: A) 4.5 cm, 3.5 cm, 6.4 cm. 16. If you are given three angles of a triangle what will be true? A) You can make infinitely many unique triangles. B) You can't make any triangles with this information. C) You can only make one unique triangle. D) You can only make 2 unique triangles. Show Answer Correct Answer: A) You can make infinitely many unique triangles. 17. Do the following lengths form a triangle2 inches10 inches13 inches A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 18. A triangle in which all sides are of equal length is called ..... A) Equilateral triangle. B) Isosceles Triangle. C) Obtuse angled Triangle. D) Right angled Triangle. Show Answer Correct Answer: A) Equilateral triangle. 19. Can the following 3 numbers be side measures of a triangle9, 6, 5 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 20. Can the following 3 numbers be side measures of a triangle4, 7, 8 A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 21. What is ratio of any two corresponding sides? A) Scale Factor. B) Corresponding Sides. C) Similar Figures. D) None of the above. Show Answer Correct Answer: A) Scale Factor. 22. A SCALENE triangle has ..... A) 3 equal sides. B) 4 equal sides. C) No equal sides. D) 2 equal sides. Show Answer Correct Answer: C) No equal sides. 23. Which of the following statements is NOT true if ABCD $\cong$ A) $\overline{CD}\\cong\\overline{TU}$. B) $\overline{AB}\\cong\\overline{RS}$. C) $\angle T\\cong\\angle C$. D) $\angle A\\cong\\angle U$. Show Answer Correct Answer: D) $\angle A\\cong\\angle U$. 24. If one angle of a triangle is equal to the sum of the other two angles, the triangle is: A) Obtuse. B) Acute. C) Right. D) Equilateral. Show Answer Correct Answer: D) Equilateral. 25. In an equilateral triangle, each angle measure ..... A) 30$^{o}$. B) 60$^{o}$. C) 90$^{o}$. D) 45$^{o}$. Show Answer Correct Answer: B) 60$^{o}$. ← PreviousNext →Related QuizzesClass 10 Maths Chapter 6 Triangles Quiz 1Class 10 Maths Chapter 6 Triangles Quiz 2Class 10 Maths Chapter 6 Triangles Quiz 3Class 10 Maths Chapter 6 Triangles Quiz 4Class 10 Maths Chapter 6 Triangles Quiz 5Class 10 Maths Chapter 6 Triangles Quiz 6Class 10 Maths Chapter 6 Triangles Quiz 8Class 10 Maths Chapter 6 Triangles Quiz 9Class 10 Maths Chapter 6 Triangles Quiz 10Class 10 Maths Chapter 6 Triangles Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books