Triangles MCQ Questions and Answers for Practice

1. Number of element of a triangle is

1. 5
2. 4
3. 3
4. 6

2. ..............congruent triangles can be made by joining the mid points of the sides of a triangle:

1. Four
2. Five
3. Two
4. Three

3. ..........triangle is an equiangular triangle.

1. An isosceles
2. An equilateral
3. A right angled
4. A scalene

4. A line segment from a vertex of triangle perpendicular to the line containing the opposite side, is called an.............of the triangle:

1. Median
2. Angle bisector
3. Right bisector
4. Altitude

5. A line segment joining a vertex of a triangle to the midpoint of its opposite side is called a................of the triangle

1. Median
2. Angle bisector
3. Right bisector
4. Altitude

6. A plane which is formed by three straight edges as its sides is called

1. quadrilateral
2. pentagon
3. hexagon
4. triangle

7. A point equidistant from the end points of a line segment is on its

1. Right bisector
2. Perpendicular
3. Median
4. Bisector

8. A right angled triangle is that in which one of the angles has measure equal to:

1. 90^o
2. 45^o
3. 60^o
4. 80^o

9. A triangle can be constructed by taking its sides as

1. 2 cm, 3 cm, 4cm
2. 2.4 cm, 2.4 cm, 6.4 cm
3. 3.2 cm, 2.3 cm, 5.5 cm
4. 1.8 cm, 2.6 cm, 4.4 cm

10. A triangle can be constructed by taking two of its angles as

1. 70^o, 115^o
2. 135^o, 45^o
3. 90^o, 90^o
4. 110^o, 40^o

11. A triangle having all sides different is called:

1. Scalene
2. Equilateral
3. None of these
4. Isosceles

12. A triangle having all sides equal is called:

1. Scalene
2. Equilateral
3. None of these
4. Isosceles

13. A triangle having two sides congruent is called

1. Right angled
2. Equilateral
3. Isosceles
4. Scalene

14. All the medians of................triangle are equal in measure.

1. an isosceles
2. an equilateral
3. a right angled
4. a scalene

15. All the three altitudes of a triangle are

1. Concurrent
2. Parallel
3. Perpendicular
4. Congruent