In this chapter we will discuss questions related to surface area of sphere with solution. The formula for surface area of sphere is given as; Surface Area = Where, r is the radius of sphere. Surface area of sphere – solved examples Question 01Find the surface area of sphere of radius 14 cm. Solutionr = …
In this chapter, we will discuss questions related to volume of sphere and its solution. The formula for volume of sphere is given as; Volume = Where, r is the radius of sphere. Questions on volume of sphere Question 01The radius of sphere is given as 21 cm. Find the volume. Solutionradius (r) = 21 …
In this chapter we will learn the concept of sphere along with the formulas to calculate the volume and surface area. What is sphere ? It’s a three dimensional figure with no edges and vertices. Objects like tennis or cricket balls are the best examples to describe the sphere. In sphere, all the points on …
In this post we will try to solve questions related to surface area cone. Lateral surface area of cone The area of the curved part of the cone is called lateral surface area. Lateral surface area = 𝜋.r.l Where;r = radius of basel = slant height of cone Total surface area of cone The total …
In this chapter we will discuss questions related to volume of cone. The formula for volume of cone is given as; Volume = r = radius of baseh = height of cone Memorize this formula as it would help to solve the below questions. Solved problems on volume of cone Question 01Find the volume of …
In this chapter we will introduce the concept of cone and show the formula to calculate volume and surface area of cone. What is cone ? It’s a three dimensional figure formed when infinite line segment from circular base intersect at common point called vertex. The shape of the cone is given below; The above …
In this chapter we will discuss the concept of hollow cylinder and learn about different formulas for calculating their volume and surface area. What is hollow cylinder ? A cylinder which is empty from inside but has thickness that forms internal and external radius of cylinder. One can imagine hollow cylinder as a cylinder inside …
In this chapter we will solve questions related to lateral and total surface area of cylinder. Given below are the formulas for area calculation for cylinder with radius r and height h. Lateral surface area The area of the curved surface of cylinder is called lateral surface area. Lateral surface area = 2.𝜋.r.h Lateral surface …
In this chapter we will discuss questions related volume of cylinder. The formula for volume of cylinder is given as; Volume = Where, r is radius and h is height of cylinder. Volume of cylinder – solved problems Question 01A vessel in the form of cylinder is placed in science laboratory. The cylinder is of …
In this chapter, we will discuss the concept of right circular cylinder and learn the formula to calculate the volume, curved and total surface area. What is cylinder ? The cylinder is a 3 dimensional shape, consist of two circles of same radius parallel to each other joined by the curved surface in between. Note …