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Chapter 26: Ellipse


It was Menaechmus who first studied about ellipse. Then Euclid investigated and wrote about it .Its name was provided by Apollonius. Pappus considered the focus of an ellipse  and the directrix of an ellipse. It was in 1602 when Kepler thought that the orbit of Mars was oval and studied about it so that he discovered that the ellipse with the Sun was at one focus. For more details use the links given below:

Click here → Study Material of Ellipse

Click here → Revision Notes of Ellipse

Exercises of Ellipse – Class 11th R.D. Sharma Solutions

Ellipse Exercise 26.1

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