S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16B Exercise 16B (1) For any triangle, complete the following table (i) (ii) (iii) (iv) (v) (vi) (vii) Base 6 8 5 X 6 ? ? Height 10 14 20 2x ? 5 11 area ? ? ? ? 30 […]

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## S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Sixteenth Chapter Area of Plane Figures Exercise 16A Exercise – 16A (1) Find the perimeter and area of the rectangle whose dimensions are (i) 8 cm by 5 cm (ii) 12 m by 9 m (iii) 3.5 m by 2 m Solution: (i) Perimeter = 2 (8 + […]

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

S Chand ICSE Mathematics Class 9 Solution Seventeenth Chapter Circle – Circumference and Area Exercise 17B (1) Find the area of the circles whose (i) diameter = 7 cm (ii) radious = 14 cm (iii) diameter = 2.8 cm solution: (2) A horse is tied to a pole with 28 m long string. Find out […]

## 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 + […]

## S Chand ICSE Mathematics Class 9 Solution Nineteenth Chapter Trigonometrical Ratios Exercise 19C (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Nineteenth Chapter Trigonometrical Ratios Exercise 19C (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal) 19A Solution 19B Solution

## S Chand ICSE Mathematics Class 9 Solution Nineteenth Chapter Trigonometrical Ratios Exercise 19B (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Nineteenth Chapter Trigonometrical Ratios Exercise 19B (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

## S Chand ICSE Mathematics Class 9 Solution Nineteenth Chapter Trigonometrical Ratios Exercise 19A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)

S Chand ICSE Mathematics Class 9 Solution Nineteenth Chapter Trigonometrical Ratios Exercise 19A (O.P. Malhotra, S.K. Gupta, Anubhuti Gangal)