CBSE Class 10 Maths Viva Questions with Answers 2023-24

CBSE Class 10 Maths viva questions with answers 2023-24 comprise questions from diverse topics such as statistics and probability, mensuration, number systems, trigonometry, algebra, and coordinate geometry and are most expected in CBSE 10th Board exam.

These viva practice questions help students deeply understand the conceptual topics and get a good understanding of the subject.

Table of Contents:

• CBSE Class 10 Maths Viva Questions with Answers 2023-24
• Best Books for CBSE Class 10 Maths Viva Questions with Answers 2023-24
• CBSE Class 10 Maths Viva Questions 2023-24 Evaluation Scheme

50+ CBSE Class 10 Maths Viva Questions with Answers 2023-24

The 50+ Top CBSE Class 10 Maths Viva Questions with Answers 2023-24 is listed below, covering all the major topics, subtopics carefully.

The questions asked in the viva voce are based on the theorems and activities listed in the books. The viva consists of 4 marks and students must gain in-depth knowledge and increase the understanding of the topics.

Q1. Formula used in Arithmetic Progression?

Ans. Arithmetic Progression (AP): nth term of an AP = a + (n-1) d

Q2. Formula used in Arithmetic Mean? 

Ans. Arithmetic Mean = Sum of all terms in the AP / Number of terms in the AP

Q3. Formula used in Sum of ‘n’ terms of an AP?

Ans. Sum of ‘n’ terms of an AP = 0.5 n (first term + last term) = 0.5 n [ 2a + (n-1) d ]

Q4. What is the formula to find the common difference of an AP?

Ans. Common difference of an AP: d = a2 – a1.

Q5. How do you find the nth term of an AP formula?

Ans. Formula of Arithmetic Progression nth term of an AP Formula to find the nth term of an AP is Tn = a + (n – 1) d

Q6. What is the formula to find the sum of an AP?

Ans. AP = 0.5 n (first term + last term) = 0.5 n [ 2a + (n-1) d ]

Q7. What is the HCF (highest common factor)?

Ans. The HCF (Highest Common Factor) of two or more numbers is the highest number among all the common factors of the given numbers. 

Q8. What is the value of tan 90?

Ans. The value of tan 90 is infinite

Q9. What is the HCF (highest common factor)?

Ans. The HCF (Highest Common Factor) of two or more numbers is the highest number among all the common factors of the given numbers.

Q10. When a point is observed, the angle formed by the line of sight with the horizontal level where the point being viewed is above the horizontal plane is known as?

Ans. Angle of elevation.

Q11. The probability of an event can't be?

Ans. Negative

Q12. In a lottery, there are 10 prizes and 20 blanks. What is the probability of getting a prize?

Ans. 1/3

Q13. Given that sin A = 1/2  and cos B= 1/ then the value of (A+B) is?

Ans. 75 degree

Q14. What is the formula for the area of a square?

Ans. Side square

Q15. C=2πr is the formula for?

Ans. Circumference of a Circle

Q16. The area of a Triangle is?

Ans. ½ base*height

Q17. What is the formula for the area of the rectangle?

Ans. Length*breadth

Q18. Cosec θ =?

Ans. 1/sin θ

Q19. The formula for the cotangent is?

Ans. Cotθ = adjacent/opposite

Q20. What is the area of a sphere?

Ans. 4πr^2

Q21. What is the total surface area of a cylinder?

Ans. TSA=2×π×radius×(radius+height).

Q22. What is the formula for the perimeter of a square?

Ans. 4*Side

Q23. Cos θ equal to?

Ans. 1/sec θ

Q24. What is the area of a parallelogram?

Ans. A=base×height.

Q25. What is the formula for the area of a trapezium?

Ans. A= 1/2 ×(sum of parallel sides)×height.

Q26. What is the tangent (tan) in a right-angled triangle?

Ans. tan(θ)= Adjacent side/Opposite side

Q27. ​What is the formula for the sum of angles in a triangle?

Ans. The sum of the three angles in a triangle is always 180 degrees.

Q28. Define the double-angle formula for sine.

Ans. sin(2θ)=2×sin(θ)×cos(θ).

Q29. Is a triangle a two-dimensional or three-dimensional shape?

Ans. Two-dimensional shape

Q30. An equilateral triangle has two of its sides equal. True or false?

Ans. False

Q31. All the sides of the equilateral triangle are equal?

Ans. Yes

Q32. 10 is a natural number. True or false?

Ans. True

Q33. 10 is a whole number. True or false?

Ans. False

Q34. 8 raised to the power 0 is equal to?

Ans. 1

Q35. The largest 4 digit number is?

Ans. 9999

Q36. The smallest 4-digit number is?

Ans. 1000

Q37. The square of 8 is equal to?

Ans. 64

Q38. The square root of 5 is:

Ans. 2.23

Q39. 3 is a perfect square. True or False?

Ans. False

Q40. Cube of 5 is equal to?

Ans. 125

Q41. Cube root of 1331 is?

Ans. 11

Q42. 27 is a perfect cube. True or False?

Ans. True

Q43. A square has all its angles equal to?

Ans. 90 degrees

Q44. The area of the rectangle equal to?

Ans. Length x Breadth

Q45. If a is the side of the cube, then the volume of the cube is?

Ans. side*cube

Q46. A regular polygon has all its sides?

Ans. Equal

Q47. How is the median of a dataset calculated?

Ans. For an odd number of values, the median is the middle value. For an even number, it's the average of the two middle values.

Q48. What is the formula for the mode of a dataset?

Ans. The mode is the value that occurs most frequently in a dataset.

Q49. How do you find the range of a dataset?

Ans. The range is calculated by subtracting the minimum value from the maximum value. Range = Max − Min

Q50. Define probability in the context of statistics.

Ans. Probability is a measure of the likelihood of an event occurring and is expressed as a number between 0 and 1.

Q51. How is the probability of an event A denoted?

Ans. The probability of event A is denoted as P(A).

Q52. How Many Years are there in a Decade?

Ans. 10 years

Q53. How Many Sides are there in a Decagon?

Ans. 10

Q54. 27 is a perfect cube. If true then what is the perfect cube of 27?

Ans. 3

Q55. What is the product of 121 x 0 x 20 x 2.5 ?

Ans. 0

Also Read: CBSE Class 10 Maths Syllabus 2023-24

Best Books for CBSE Class 10 Maths Viva Questions with Answers 2023-24

The best books for CBSE Class 10 Maths viva questions with answers 2023-24 are listed below:

1. Mathematics exemplar problems for class X
2. Laboratory Manual - Mathematics, the secondary stage
3. Guidelines for Mathematics Laboratory in Schools, class X

Also Read: CBSE Class 10 Previous Year Question Paper: Download PDF

CBSE Class 10 Maths Viva Questions 2023-24 Evaluation Scheme

The evaluation scheme for CBSE Class 10 Maths viva questions 2023-24 is 20 Marks (internal assessment) passing marks- 33% out in each subject.

Also Read: CBSE Class 10 Maths Paper Analysis 2023