Questionnaire for CBSE Class 8 Maths Book

Note: This questionnaire is designed to cover the general topics in a typical CBSE Class 8 Maths textbook. The specific questions may vary depending on the exact content of your textbook.

Number Systems

1. What is the difference between rational and irrational numbers?
2. How do you represent irrational numbers on a number line?
3. Explain the concept of exponents and powers.
4. What is the value of (-1)^100?
5. Solve the equation: 2^x = 32

Polynomials

1. Define a polynomial. What are the different types of polynomials based on their degrees?
2. How do you add, subtract, and multiply polynomials?
3. What is the concept of factorization?
4. Factorize: x^2 - 4
5. Solve the equation: x^2 - 3x + 2 = 0

Linear Equations in One Variable

1. What is a linear equation in one variable?
2. How do you solve a linear equation?
3. Solve the equation: 3x + 5 = 14
4. What is the concept of consistent and inconsistent equations?

Quadratic Equations

1. What is a quadratic equation?
2. How do you solve a quadratic equation by factoring?
3. Solve the equation: x^2 - 5x + 6 = 0
4. What is the quadratic formula?

Coordinate Geometry

1. What is the Cartesian coordinate system?
2. How do you plot points on a coordinate plane?
3. What is the distance formula between two points?
4. Find the midpoint of the line segment joining points (2, 3) and (4, 5).

Lines and Angles

1. What is an angle? How are angles measured?
2. What are the different types of angles?
3. What is the relationship between the angles in a triangle?
4. What is the concept of parallel lines and transversal lines?

Triangles

1. What are the different types of triangles based on their sides and angles?
2. What is the Pythagorean theorem?
3. What is the concept of congruence and similarity of triangles?

Quadrilaterals

1. What are the different types of quadrilaterals?
2. What is the property of a parallelogram?
3. What is the concept of area and perimeter of quadrilaterals?

Mensuration

1. What is the concept of area and perimeter?
2. How do you calculate the area and circumference of a circle?
3. What is the volume of a cube and a cuboid?

Statistics

1. What is the concept of mean, median, and mode?
2. How do you calculate the mean, median, and mode of a given set of data?
3. What is the concept of probability?

Note: This is a general outline, and the specific questions may vary depending on your textbook. You can also add questions based on the specific topics or chapters covered in your class.