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Question
What is the importance of pi in various fields of maths as well as science
What is the importance of pi in various fields of maths as well as science
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Solution
Pi occurs in various mathematical problems involving the lengths of arcs or other curves, the areas of ellipses, sectors, and other curved surfaces, and the volumes of many solids. It is also used in various formulas of physics and engineering to describe such periodic phenomena as the motion of pendulums, the vibration of strings, and alternating electric currents.
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Above pie-chart shows the marks scored by a student. If he obtained 540 as total marks, then the difference in marks obtained in Maths and English is