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Class 10 Maths Chapter 6 Triangles Quiz 2 (60 MCQs)

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1. If two figures are similar, the corresponding sides are .....
2. The Triangle Sum Theorem states that the sum of all angles in a triangle is .....
3. N the given figure, if angle A=90$^\circ$, angle B=90$^\circ$, OB = 45 cm, OA = 6 cm and AP = 4 cm then QB will be
4. The longest side of an obtuse triangle is always:
5. Is the triangle with sides 12 cm, 16 cm and 18 cm a right triangle?
6. If two sides of an isosceles triangles are 3 cm and 8 cm, then the length of the third side is
7. XY is drawn parallel to the base BC of a $\Delta$
8. What type of triangle has 3 congruent sides?
9. A triangle's area is 100 ft$^{2}$ & its height is 10 feet long. What is the base of the triangle?
10. In the given figure, DE ll BC . The value of EC is
11. Daniel has drawn a triangle with sidesof length 5cm, 5cm and 8cm.What type of trianglehashe drawn?
12. Can the following 3 numbers be side measures of a triangle1, 13, 13
13. Classify this triangle.b
14. Can the following 3 numbers be side measures of a triangle7, 5, 4
15. Two poles of heights 4 m and 10 m stand on aplane ground. If the distance between the feetof the poles is 8 m, find the distance betweentheir tops.
16. If a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points, the other two sides are divided in the same ratio.This result is known as .....
17. Two students drew a line segment each. What is the condition for them to be congruent?
18. In a right angled triangle, the side opposite to the right angle is called the .....
19. In similar Polygons, corresponding sides are ..... and corresponding angles are ..... (Fill in the blanks)
20. The sides of a triangle have lengths (in cm) 10, 6.5 and a, where 'a' is a whole number. The minimum value that a can take is.
21. An obtuse triangle has one angle that measures ..... 90$^\circ$.
22. If in an isosceles triangle, each of the base angles is 40$^\circ$, then the triangle is:
23. How many years are in a century?
24. A 20-foot ladder is leaned against a wall, with the base of the ladder 7 feet away from the wall. What is the angle of elevation of the ladder?
25. A triangle with all three sides equal is called:
26. Two poles of height 6 m and 11 m stand vertically upright on a plane ground. If the distance between their foot is 12 m, then distance between their tops i
27. The top of a broken tree touches the ground at a distance of 12 m from its base. If the tree is broken at a height of 5 m from the ground then the actual height of the tree is:
28. A triangle with two sides equal is called:
29. The area of a rectangle is 20 in.$^{2 }$ and the length is 5 inches, what is the width of this rectangle?
30. A great white shark swims 22 feet below the sea level. If the shark is 67.7 feet from the sailboat, what is the angle of depression of the boat to the shark?
31. A triangle with one angle more than 90$^\circ$ is:
32. If two angles of a triangle is 60$^{o}$ each, then the third angle is
33. Which is a true statement?
34. The perimeter of the rectangle whose length is 60 cm and a diagonal is 61 cm is:
35. How are triangles classified?
36. In a triangle if all angles are equal, then the measure of each angle is .....
37. Will these side lengths form a triangle:4 in, 2 in, 8 in?
38. Can this set of angles be used to construct a triangle?90$^{o}$, 80$^{o}$, 20$^{o}$
39. In a $\Delta ABC$ $AB^2=BC^2+AC^2$
40. Which of the following side measures form a triangle?
41. I have a triangle that has sides 3 inches, 5 inches, and 7 inches. I can make .....
42. In the figure of Triangle ABC, the points D and E are on the sides CA, CB respectively such that DE ||AB, AD =2x, DC =x + 3, BE = 2x-1 and CE = x. Then, value of x will be
43. Two angles in a triangle measure 18$^\circ$ and 60$^\circ$. What is the measure of the third angle in the triangle?
44. Which one is a popular Guyanese food?
45. If two figures are similar their angles are .....
46. The sum of the interior angles of a triangle is 180$^\circ$
47. What are the two types of special rights triangles that we have talked about in class?
48. If two line segments have the ..... length, they are congruent.
49. In a right angled triangle, if one angle is 45 degree then the measure of the third angle is .....
50. What type of triangle has 0 congruent sides?
51. What are matching sides of similar figures?
52. Figures that have the same ..... and size are congruent triangles
53. For a triangle to be acute, ..... angle(s) in the triangle need to be acute angles.
54. A vertical pole of length 6 m casts a shadow 4 m long on the ground and at the same timea tower casts a shadow 28 m long. Find the height of the tower.
55. Which of the following CANNOT represent the lengths of the sides of a triangle?
56. An acute triangle has .....
57. A triangle can have three right angles.
58. Determine if it is possible to form a triangle with the given side lengths. 2 mm, 2 mm, 8 mm
59. In an isosceles triangle ABC, if AB=AC=25 cm and BC=14 cm, then the measure of altitude from A on BC is
60. How many altitudes can a triangle have?
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