01 Mathematics (Maths) Class 9

Q1. Give three examples of data which you can get from your day-to-day life.Sol:Here are the three examples which are […]

Q1: In a hot water heating system, there is a cylindrical pipe of length 28 m and diameter 5 cm.

Q1: Find the area of a triangle whose two sides are 18 cm and 10 cm and the perimeter is

Q1: Bisectors of angles A, B and C of a triangle ABC intersect its circumcircle at D, E and F

Q1: What is a quadrilateral? Mention 6 types of quadrilaterals.Sol: A quadrilateral is a two-dimensional closed polygon having four sides and

Q1: ABCD is a quadrilateral in which AD = BC and ∠DAB = ∠CBA. Prove that(i) ΔABD ≅ ΔBAC(ii) BD

Q1: In the figure, lines AB and CD intersect at O. If ∠AOC + ∠BOE = 70° and ∠BOD =

Q1: What are the five postulates of Euclid’s Geometry?Sol: Euclid’s postulates are the basic assumptions on which Euclidean geometry is built.

Q1: Express the following linear equations in the form ax + by + c = 0 and indicate the values

Q1: Write the coordinates of each of the points P, Q, R, S, T and O from the figure given.Sol:The