This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 6 The Triangle And Its Properties – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 6 The Triangle And Its Properties Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A vertical pole 40m long casts a shadow 20m long on the ground. At the same time a ..... tower casts a shadow 50m long on the ground. A) 100m. B) 50m. C) 25m. D) None of the above. Show Answer Correct Answer: A) 100m. 2. Two sides of a triangle measure 9 centimeters and 11 centimeters. Which of the following best describes the length of the third side of the triangle? A) It must be greater than 9 cm. B) It must be between 9 cm and 11 cm. C) It must be less than 20 cm. D) None of the above. Show Answer Correct Answer: C) It must be less than 20 cm. 3. A=3, b=6, and c=9Is this a right triangle? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 4. Which of the following characteristics of rectangles help to distinguish them from parallelograms? A) Rectangles have opposite angles that are congruent. B) Rectangles have opposite sides that are congruent. C) Rectangles have four right angles. D) Rectangles have at least two parallel sides. Show Answer Correct Answer: C) Rectangles have four right angles. 5. Which set of numbers could be the lengths of the sides of a triangle? A) 6, 9, 15. B) 6, 9, 12. C) 3, 3, 7. D) 1, 2, 3. Show Answer Correct Answer: B) 6, 9, 12. 6. A rectangle must be a ..... and a ..... A) Parallelogram, rhombus. B) Square, quadrilateral. C) Trapezoid, square. D) Quadrilateral, parallelogram. Show Answer Correct Answer: D) Quadrilateral, parallelogram. 7. All of these are quadrilaterals except ..... A) Square. B) Rhombus. C) Rectangle. D) Triangle. Show Answer Correct Answer: D) Triangle. 8. RATIO OF CORRESPONDING SIDES OF TWO SIMILAR FIGURES A) PROPORTION. B) SCALE FACTOR. C) SIMILARITY STATEMENT. D) THEOREM. Show Answer Correct Answer: B) SCALE FACTOR. 9. The relationship between the sides of a right triangle is detailed in the theorem of: A) Thales. B) Pythagoras. C) Euclid. D) Bayes. Show Answer Correct Answer: B) Pythagoras. 10. What is the relationship between the angles in a triangle? A) The sum of the interior angles is always 180 degrees. B) The sum of the interior angles is always 90 degrees. C) The sum of the interior angles can be greater than 180 degrees. D) The sum of the interior angles is always 360 degrees. Show Answer Correct Answer: A) The sum of the interior angles is always 180 degrees. 11. A store sells baskets for 50% off the retail price. The retail price of a basket is $ 24. What is the sale price? A) $ 10. B) $ 12. C) $ 20. D) $ 50. Show Answer Correct Answer: B) $ 12. 12. A triangle has angle measurements of 55$^\circ$, 30$^\circ$ and 95$^\circ$. The same triangles has sides that measure 5in, 6in and 7.5 in. What is the name of the triangle? A) Right Isoceles. B) Acute Scalene. C) Acute Isosceles. D) Obtuse Scalene. Show Answer Correct Answer: D) Obtuse Scalene. 13. The point where three medians meet is known as ..... A) Orthocenter. B) Centroid. C) All the above. D) None of the above. Show Answer Correct Answer: B) Centroid. 14. What is a possible third side to a triangle with side lengths of 13 and 4? A) 9. B) 12. C) 8. D) 5. Show Answer Correct Answer: B) 12. 15. The triangles can be classified on the basis of A) The number of equal sides. B) The types of angles. C) The types of angles. D) Both a and b. Show Answer Correct Answer: D) Both a and b. 16. Which is NOT true about similar triangles. A) The angles in the triangles are congruent to each other. B) The sides are proportional to each other. C) The angles in each triangle add up to 180$^{o}$. D) The triangles must have at least one side that is the same length. Show Answer Correct Answer: D) The triangles must have at least one side that is the same length. 17. Triangle that has one right angle A) Acute Triangle. B) Isosceles Triangle. C) Obtuse Triangle. D) Right Triangle. Show Answer Correct Answer: D) Right Triangle. 18. I am a line.My job is to divide the angle of the triangle into equal.Guess, who am I? A) High line. B) Heavy line. C) Axis line. D) Chapter. Show Answer Correct Answer: D) Chapter. 19. A square is a rectangle because ..... A) It has 4 equal sides. B) It has 4 right angles. C) Its opposite sides are congruent and it has 4 right angles. D) It is a quadrilateral. Show Answer Correct Answer: C) Its opposite sides are congruent and it has 4 right angles. 20. I am a quadrilateral with 4 equal sides. Who am I? A) Triangle. B) Rectangle. C) Rhombus. D) Circle. Show Answer Correct Answer: C) Rhombus. 21. Which of the following three sides does NOT form a triangle? A) 3, 5, 7. B) 9, 15, 4. C) 17, 15, 23. D) 28, 16, 38. Show Answer Correct Answer: B) 9, 15, 4. 22. If a triangle has one angle exactly 90$^\circ$ and two equal sides, what type of triangle is it? A) Right Isosceles. B) Acute Scalene. C) Obtuse Scalene. D) Obtuse Isosceles. Show Answer Correct Answer: A) Right Isosceles. 23. In a triangle PQR, Which of the the given conditions does not hold true.(Read all the options) A) PQ=QR>PR. B) PQ-PR, QR. C) PQ-QR>PR. D) Rak = on. Show Answer Correct Answer: C) PQ-QR>PR. 24. Acute triangle has ..... angles less than 90 degrees. A) 1. B) 2. C) 3. D) None of the above. Show Answer Correct Answer: C) 3. 25. Imagine you're an adventurer, and you've just found a map leading to a hidden treasure. The map shows a triangle with angles measuring 90$^\circ$, 60$^\circ$, and 30$^\circ$. Can you form a triangle with these magical angles to unlock the treasure? A) No way!. B) Perhaps . C) Could be a trick question . D) Absolutely!. Show Answer Correct Answer: D) Absolutely!. 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