📘 Class 10 – Maths

Q. Quadratic equation?
Ans: Degree 2 equation.
Q. sinθ?
Ans: Opp/Hyp
Q. cosθ?
Ans: Adj/Hyp
Q. Tangent?
Ans: Touches at one point.
Q. x+2=5, x=?
Ans: 3
Q. 2x=10, x=?
Ans: 5
Q. Acute angle?
Ans: <90°
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. Define quadratic equation. (Q320)
Ans: A quadratic equation is an equation of degree two.
Q. Define statistics. (Q420)
Ans: Statistics deals with collection and analysis of data.
Q. What is quadratic equation?
Ans: An equation of degree two.
Q. What is discriminant?
Ans: Value under the square root in quadratic formula.
Q. What is arithmetic progression?
Ans: Sequence with constant difference.
Q. What is trigonometry?
Ans: Study of relationship between sides and angles.
Q. What is circle?
Ans: Set of points equidistant from a center.
Q. What is quadratic equation?
Ans: Equation of degree 2.
Q. Quadratic formula?
Ans: x = (-b ± √(b²−4ac)) / 2a
Q. Value of π?
Ans: 3.14
Q. Distance formula?
Ans: √[(x₂−x₁)²+(y₂−y₁)²]
Q. Midpoint formula?
Ans: ((x₁+x₂)/2 , (y₁+y₂)/2)
Q. Area of circle?
Ans: πr²
Q. Circumference of circle?
Ans: 2πr
Q. What is AP?
Ans: Arithmetic Progression
Q. nth term of AP?
Ans: a+(n−1)d
Q. Probability range?
Ans: 0 to 1
Q. Quadratic equation?
Ans: Degree 2 equation.
Q. sinθ?
Ans: Opp/Hyp
Q. cosθ?
Ans: Adj/Hyp
Q. Tangent?
Ans: Touches at one point.
Q. x+2=5, x=?
Ans: 3
Q. 2x=10, x=?
Ans: 5
Q. Acute angle?
Ans: <90°
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. What is a quadratic equation? (Class 10)
Ans: An equation of degree two is called a quadratic equation.
Q. Solve x² - 4 = 0 (Class 10)
Ans: The solutions are x = 2 and x = -2.
Q. State Pythagoras theorem. (Class 10)
Ans: Square of hypotenuse equals sum of squares of other two sides.
Q. Define quadratic equation. (Q320)
Ans: A quadratic equation is an equation of degree two.
Q. Define statistics. (Q420)
Ans: Statistics deals with collection and analysis of data.
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