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

Q1: Give an example of a monomial and a binomial having degrees of 82 and 99, respectively.Sol:An example of a

Q1: Find five rational numbers between 1 and 2.Sol:We have to find five rational numbers between 1 and 2.So, let

Q1: For a particular year, following is the distribution of ages (in years) of primary school teachers in a district

Q1: A spherical ball is divided into two equal halves. If the curved surface area of each half is 56.57

Q1: Find the area of a triangle whose sides are 11 m, 60 m and 61 m. Ans:Let a =

Question 1. Look at the adjoining figure. If O is the center of the circle. PQ=12cm and ST = 3