Class 6 - Triangle Worksheet 1
1. A triangle whose all sides are equal is known as __________ triangle.
a) Acute b) Obtuse
c) Equilateral d) Isosceles
2. A triangle whose two sides are equal is known as __________ triangle.
a) Acute b) Obtuse
c) Equilateral d) Isosceles
3. A triangle whose no two sides are equal is known as __________ triangle.
a) Acute b) scalene
c) Equilateral d) Isosceles
4. A triangle whose each angle is less than 90° is known as __________ triangle.
a) Acute b) scalene
c) Equilateral d) Isosceles
5. A triangle whose one angle is equal to _____ is known as right angled triangle.
a) 80° b) 70°
c) 90° d) 120°
6. What kind of triangle is this?
a) Acute b) Obtuse
c) Equilateral d) Isosceles
7. What kind of triangle is this?
a) Acute b) Obtuse
c) Equilateral d) Isosceles
8. The sum of the angles of a triangle is _____.
a) 30° b) 90°
c) 60° d) 180°
9. A triangle has _____ vertices and _____ sides.
a) 2, 3 b) 3, 2
c) 3, 3 d) 4, 3
10. A triangle can have two right angles. Mark True / False.
a) True b) False
11. All angles of a triangle can be equal to 60°. Mark True / False.
a) True b) False
12. A triangle having all angles as 60° is known as __________ triangle.
a) Acute b) Obtuse
c) Equilateral d) Isosceles
13. A triangle can have two obtuse angles. Mark True / False.
a) True b) False
14. A triangle can have two acute angles. Mark True / False.
a) True b) False
15. An isosceles triangle can be right angle triangle. Mark True / False.
a) True b) False
16. A right angle triangle can be an equilateral triangle. Mark True / False.
a) True b) False
17. A right angle triangle can have obtuse angle. Mark True / False.
a) True b) False
18. Each angle of an equilateral triangle is equal to _____.
a) 30° b) 90°
c) 60° d) 180°
19. Each acute angle of an isosceles right angle triangle is equal to _____.
a) 30° b) 90°
c) 60° d) 45°
20. The sum of any two sides of a triangle is always equal to third side. Mark True / False.
a) True b) False
If you want to download the above worksheet, please click below link.
Triangle-1Download the pdf
Answer Sheet
Triangle-AnswerDownload the pdf
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