Home » MCQ on Class 10 Mathematics Chapter 6 | Triangles

MCQ on Class 10 Mathematics Chapter 6 | Triangles

By /
Share with Friends...

Chapter 6 of class 10 Mathematics as per the NCERT syllabus is Triangles which deals with A brief overview of triangles, congruence, and similarity, an Explanation of similar figures, with examples and properties, Conditions for similarity of triangles, and the Basic Proportionality Theorem (Thales Theorem), etc.

Here, we have discussed 30 Multiple Choice Questions based on these topics of the chapter. These questions will help you to learn more about the chapter and test your knowledge.

For each question below, there are four options out of which only one option is correct. After selecting your answer, click on the submit button to see the score and review your answers.

MCQ on Class 10 Maths Chapter 6 Triangles

1. All circles are ______.

2. All squares are ______.

3. All equilateral triangles are ______.

4. Two polygons of the same number of sides are similar if their corresponding angles are ______.

5. Two polygons of the same number of sides are similar if their corresponding sides are in the same ______.

6. What is the scale factor in similarity of polygons?

7. Which of the following pairs of figures is always similar?

8. The corresponding angles of similar polygons are ______.

9. In similar polygons, the ratio of any two corresponding sides is always the ______.

10. What is the condition for two quadrilaterals to be similar?

11. What property of light is used to explain the similarity in Activity 1?

12. The quadrilateral A’B’C’D’ is an enlargement of the quadrilateral ______.

13. What does the symbol A’ ↔ A represent?

14. What is the Basic Proportionality Theorem also known as?

15. If a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points, then the other two sides are divided in the same ratio. This is known as ______.

16. Theorem: The ratio of the areas of two similar triangles is equal to the ______ of the ratio of their corresponding sides.

17. If two triangles are similar, then the ratio of the areas of these triangles is equal to the square of the ratio of their corresponding ______.

18. The corresponding sides of two similar triangles are in the ratio 4:9. What is the ratio of their areas?

19. If two triangles have equal corresponding angles, then the triangles are ______.

20. In ΔABC ~ ΔDEF, if AB = 6 cm, BC = 8 cm, and EF = 12 cm, then DE is:

21. If ΔABC ~ ΔDEF and AB/DE = AC/DF = BC/EF, then the ratio of their perimeters is ______.

22. In two similar triangles, if the ratio of the lengths of corresponding sides is 2:3, then the ratio of the areas of these triangles is ______.

23. In ΔABC ~ ΔDEF, if AB = 3 cm, BC = 4 cm, and AC = 5 cm, then DE is:

24. In similar triangles, the ratio of the areas of the triangles is equal to the ______ of the ratio of their corresponding sides.

25. In ΔABC ~ ΔDEF, if AB = 6 cm, BC = 8 cm, and AC = 10 cm, then DE is:

26. The area of ΔABC is 36 cm² and the area of ΔDEF is 16 cm². If ΔABC ~ ΔDEF, then the ratio of the lengths of corresponding sides is:

27. If two triangles are similar, then the ratio of the areas of these triangles is equal to the square of the ratio of their corresponding:

28. In two similar triangles, if the ratio of the lengths of corresponding sides is 5:12, then the ratio of the areas of these triangles is:

29. If two triangles are similar, then the ratio of the areas of these triangles is equal to the ______ of the ratio of their corresponding sides.

30. In similar triangles, the ratio of the areas of the triangles is equal to the ______ of the ratio of their corresponding sides.

Review Your Answers Above.

The Bottom Line

I hope these 30 MCQs on Triangles of Class 10 Maths Chapter 6 have helped you in your studies and preparation.

If you have any queries, or comments or find any mistake in the above questions, feel free to contact me in the comment section below.

I would love to hear from you.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top