A solid wooden capsule is shown in Figure 1. The capsule is formed of a cylindrical block and two hemispheres. Find the sum of total surface area of the three parts as shown in Figure 2. Given, the radius of the capsule is 3.5 cm and the length of the cylindrical block is 14 cm. (Use π = 22/7)

Question

TextSurface Area of Combination of Basic SolidsTotal Surface Area of CylinderTotal Surface Area of Hemisphere

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From one face of a solid cube of side 14 cm, the largest possible cone is carved out. Find the volume and surface area of the remaining solid. (Use π = 22/7, √5 = 2.2)

TextSurface Area of Combination of Basic Solids