This chapter of RD Sharma is based on the topic – “Surface Area and Volume of a Sphere.” As a student you should definitely attempt to solve all the problems given in this chapter to drill the concepts into your mind. During this process of studying then revising, you will have our pdf of Solution of RD Sharma class 9 chapter 21 to help you along the way.

You can download the pdf of the solution found on this page to make this document permanently available with you. These solutions will go over the multitude of tricky questions that can be found in this chapter. Chapter 21 of Maths RD Sharma Solutions Class 9 goes over each problem in both the exercises of this chapter.

## RD Sharma Solutions for Class 9 Maths Chapter 21 PDF Download

Chapter 19 – Surface Area and Volume of a Right Circular Cylinder

Chapter 20 – Surface Area and Volume of a Right Circular Cone

## Conclusion

In order to solve these problems you will need to know how to find the volumes of spheres, their surface areas, and apply these to find the measures of shells (hollow spheres) and hemispheres. You can also expect several word problems related to these. Solution of RD Sharma class 9 chapter 21 provides the ways in which each formula is applied to calculate the answer. Once you have mastered the application of the formula then everything else will fall into place easily.

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