Math, asked by suniilk1881, 9 months ago

maths questions any type of which are mainly comes in exams in 9 th class

Answers

Answered by Fifth
1

Greetings fellow 9th grader,

There are many important questions for math

Lets go chapter wise:

Number Systems:

  • Rationalizing the denominator, and thus finding value of a and b
  • Representing real numbers on a number line
  • Simplifying using laws of exponents

Polynomials:

  • Finding zeroes of the polynomial
  • Quadratic polynomials factorization
  • Cubic polynomials factorization
  • Factorizing using identity
  • Remainder and factor theorem

Coordinate Geometry:

  • Identifying which quadrant or axes does a point lie on

Linear Equations in Two Variables:

  • Finding a point using its fall on x or y axis
  • Making an equation
  • Writing an equation in its standard form

Lines and Angles:

  • Proving type questions, whether lines are parallel
  • Exterior angle and Angle sum property based questions
  • Relation of adjacent, supplementary and complementary angles

Triangles:

  • Proving congruence
  • Proving based on inequalities or isosceles property

Quadrilaterals, Area of Parallelograms, Circles:

  • Proving type questions if its a parallelogram or rectangle or whether the chord is equal to another chord and much much much more

Constructions

Heron's formula:

  • Area of isosceles and equilateral triangles,

Surface areas and volumes:

  • Area of tarpaulin, area of dome, thickness of a tube, cost of painting
  • Volume of air in a hemisphere, water flowing through a river in some amount of time
  • Converting volume into liters

Statistics:

  • Find mean or median or mode
  • Making graphs with unequal width or discontinuous class intervals
  • Forming a frequency polygon

Probability:

  • Probability of an event when data is given
  • P(E') when P(E) is given

HOPE THIS HELPS ^_^

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