Chapter 11 – Mensuration
94. A carpenter makes a box which has a volume of 13,400 cm^3. The base has an area of 670 cm^2. What is the height of the box?
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Aug
94. A carpenter makes a box which has a volume of 13,400 cm^3. The base has an area of 670 cm^2. What is the height of the box? 400 cm^3. The base has an area of 670 cm^2. What is the height of the box? 94. A carpenter makes a box which has a volume [...]
93. If the length of each edge of a cube is tripled, what will be the change in its volume?
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Aug
93. If the length of each edge of a cube is tripled, what will be the change in its volume? 93. If the length of each edge of a cube is tripled what will be the change in its volume? August 10, 2021 Category: Chapter 11 - Mensuration , Maths , NCERT Class 8 ,
92. Radius of a cylinder is r and the height is h. Find the change in the volume if the
10
Aug
92. Radius of a cylinder is r and the height is h. Find the change in the volume if the 92. Radius of a cylinder is r and the height is h. Find the change in the volume if the August 10, 2021 Category: Chapter 11 - Mensuration , Maths , NCERT Class 8 ,
91. The thickness of a hollow metallic cylinder is 2 cm. It is 70 cm long with outer radius of 14 cm. Find the volume of the metal used in making the cylinder, assuming that it is open at both the ends. Also find its weight if the metal weighs 8 g per cm^3.
10
Aug
91. The thickness of a hollow metallic cylinder is 2 cm. It is 70 cm long with outer radius of 14 cm. Find the volume of the metal used in making the cylinder, assuming that it is open at both the ends. Also find its weight if the metal weighs 8 g per cm^3. 91. [...]
90. The radius and height of a cylinder are in the ratio 3:2 and its volume is 19,404 cm^3. Find its radius and height.
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Aug
90. The radius and height of a cylinder are in the ratio 3:2 and its volume is 19,404 cm^3. Find its radius and height. 404 cm^3. Find its radius and height. 90. The radius and height of a cylinder are in the ratio 3:2 and its volume is 19 August 10, 2021 Category: Chapter 11 [...]
89. How many cubic metres of earth must be dug to construct a well 7 m deep and of diameter 2.8 m?
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Aug
89. How many cubic metres of earth must be dug to construct a well 7 m deep and of diameter 2.8 m? 89. How many cubic metres of earth must be dug to construct a well 7 m deep and of diameter 2.8 m? August 10, 2021 Category: Chapter 11 - Mensuration , Maths , [...]
88. A square sheet of paper is converted into a cylinder by rolling it along its side. What is the ratio of the base radius to the side of the square?
10
Aug
88. A square sheet of paper is converted into a cylinder by rolling it along its side. What is the ratio of the base radius to the side of the square? 88. A square sheet of paper is converted into a cylinder by rolling it along its side. What is the ratio of the base [...]
87. A cube of side 5 cm is cut into as many 1 cm cubes as possible. What is the ratio of the surface area of the original cube to that of the sum of the surface areas of the smaller cubes?
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Aug
87. A cube of side 5 cm is cut into as many 1 cm cubes as possible. What is the ratio of the surface area of the original cube to that of the sum of the surface areas of the smaller cubes? 87. A cube of side 5 cm is cut into as many 1 [...]
86. Find the volume of each of the given figure if volume = base area × height.
10
Aug
86. Find the volume of each of the given figure if volume = base area × height. 86. Find the volume of each of the given figure if volume = base area × height. August 10, 2021 Category: Chapter 11 - Mensuration , Maths , NCERT Class 8 ,
85. Find the area of the shaded portion in the following figures
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Aug
85. Find the area of the shaded portion in the following figures 85. Find the area of the shaded portion in the following figures August 10, 2021 Category: Chapter 11 - Mensuration , Maths , NCERT Class 8 ,