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If the length of the major axis of an ellipse is three times the length of its minor axis. Find its eccentricity.

If the length of the major axis of an ellipse is three times the length of its minor axis.
Find its eccentricity.

Grade:12

2 Answers

Vikas TU
14149 Points
9 years ago

If the length of the major axis of an ellipse is three times the length of its minor axis .ie.

a = 3b

 

Eccentricity = underroot[(a2 - b2)/a2]

                      = underroot[(8b2/9b2)]

                      = underroot[(8/9)]

                      = 2root2/3

 

 

Plz approve!

Plz approve!

Plz Approve!

PRABIN KUMAR SHAW
14 Points
9 years ago

(2*21/2)/3

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