Category: SChand ICSE Math

S Chand ICSE Mathematics Class 9 Solution Seventeenth Chapter Circle – Circumference and Area Exercise 17A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Seventeenth Chapter Circle – Circumference and Area  Exercise 17A (1) Find the circumference of the circles whose diameters are: (i) 49 cm (ii) 14 cm (iii) 9.8 cm (iv) 7 cm Solution: (2) Find the circumference of the circles whose radii are: (i) 7 cm (ii) 28 cm […]

S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids Exercise 18B (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids  Exercise 18B (1) Find the volume of a rail of uniform cross-section 12.8 cm2, and length 1.26 cm. Solution: Volume of a rail of uniform cross section = area x length = (12.8 x 1,26) cm3 = 16.128 cm3 […]

S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids Exercise 18A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Eighteenth Chapter Surface Area and Volume of 3D Solids  Exercise 18A (1) Find the surface area of the cuboids whose dimensions are: (a) 3m, 4m, 5m (b) 4 cm, 1.7 cm, 2.3 cm Solution: (a) Surface Area = 2(3×4 + 4×5 + 5×3) m2 = 2 (12 + […]