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Class 10 Maths Chapter 11 Important Question Answers - Surface Areas and Volumes

FAQs on Important Questions for Surface Areas and Volumes

1. What is the formula for finding the surface area of a rectangular prism?
Ans. The formula for finding the surface area of a rectangular prism is given by 2(lw + lh + wh), where l is the length, w is the width, and h is the height of the prism.
2. How can I find the surface area of a cone?
Ans. To find the surface area of a cone, you can use the formula A = πrl + πr^2, where A is the surface area, r is the radius of the base, and l is the slant height of the cone.
3. What is the formula for calculating the volume of a sphere?
Ans. The formula for calculating the volume of a sphere is (4/3)πr^3, where r is the radius of the sphere.
4. How do I find the surface area of a cylinder?
Ans. To find the surface area of a cylinder, you can use the formula A = 2πrh + 2πr^2, where A is the surface area, r is the radius of the base, and h is the height of the cylinder.
5. What is the formula for finding the volume of a pyramid?
Ans. The formula for finding the volume of a pyramid is (1/3)Bh, where B is the base area and h is the height of the pyramid.
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