09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Exercise 13.8 | Question 7
Example 7: Find the volume of a sphere whose surface area is 154 cm2. Question 6 Question 8
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Exercise 13.8 | Question 6
Example 6: A hemispherical tank is made up of an iron sheet 1 cm thick. If the inner radius is 1 m, then find the volume of the iron used to make the tank. Question 5 Question 7
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Exercise 13.8 | Question 5
Example 5: How many litres of milk can a hemispherical bowl of diameter 10.5 cm hold? Question 4 Question 6
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Exercise 13.8 | Question 4
Example 4: The diameter of the moon is approximately one-fourth of the diameter of the earth. What fraction of the volume of the earth is the volume of the moon? Question 3 Question 5
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Exercise 13.8 | Question 3
Example 3: The diameter of a metallic ball is 4.2 cm. What is the mass of the ball, if the density of the metal is 8.9 g per cm3? Question 2 Question 4
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Exercise 13.8 | Question 2
Example 2: Find the amount of water displaced by a solid spherical ball of diameter (i) 28 cm (ii) 0.21 m Question 1 Question 3
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Exercise 13.8 | Question 1
Example 1: Find the volume of a sphere whose radius is (i) 7cm (ii) 0.63m Ex: 13.7 | Question 9 Question 2
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Example 16
Example 16: Monica has a piece of canvas whose area is 551 m2. She uses it to have a conical tent made, with a base radius of 7 m. Assuming that all the stitching margins and the wastage incurred while…
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Example 12
Example 12: A child playing with building blocks, which are of the shape of cubes, has built a structure as shown in Fig. 13.25. If the edge of each cube is 3 cm, find the volume of the structure built…
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09
Dec
Class 9 | Chapter 13 | Surface areas and Volumes | Example 19
Example 19: A hemispherical bowl has a radius of 3.5 cm. What would be the volume of water it would contain? Example 18 Class 9 | Home
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