Q1. Find the area of a triangle whose sides are 8 cm, 10 cm, and 12 cm. Sol: Let the […]

Question 1. The diameter of circle is 3.8 cm. Find the length of its radius. Solution: Since, the diameter of circle is

Q1: In the adjoining figure, if ∠ B = 68°, then find ∠ A, ∠ C and ∠ D.  Solution: Because

Q1: In the given figure, AD = BC and BD = AC, prove that ∠DAB = ∠CBAAns:In ∆DAB and ∆CBA,

Q.1. If P, Q, and R are three collinear points, then name all the line segments determined by them. Ans.

Q1:In the given figure, name the following :(i) Four collinear points(ii) Five rays(iii) Five line segments(iv) Two-pairs of non-intersecting line

Question 1. Is (3, 2) a solution of x + y = 6?Solution: (3, 2) means x = 3 and y

Question 1. What are the coordinates of A, B, C and D in the following figure?Solution: The coordinates of A

Q1. Write the numerical co-efficient and degree of each term of: x2 − 3×2 + 52 x3 − 5×4 Sol: Q2. Write the coefficient of x2 in

Q1. Find a rational number between 1 and 2. Sol: Express 1 and 2 as rational numbers with the same denominator:Now,