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Q1.
The volume of a solid cylinder is 5852 cm³ and its height is 38 cm. What is the total surface area of the solid cylinder? (Round your answer to the nearest integer) (Use π = 22/7)
Q2.
Find the surface area of a sphere whose diameter is equal to 112 cm.
Q3.
The area of a rectangle increases by 8 m² if its length is increased by 5 m and breadth is decreased by 7 m. If the length is decreased by 5 m and breadth is increased by 8 m, then its area increases by 33 m². What is the perimeter of the original ...