The length of the sides of square which can be made by four perpendicular tangents to the ellipse |
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a) |
10 units |
b) |
8 units |
c) |
6 units |
d) |
5 units |
The length of the sides of square which can be made by four perpendicular tangents to the ellipse |
|||||||
a) |
10 units |
b) |
8 units |
c) |
6 units |
d) |
5 units |
(d)
Clearly, vertices of the square lie on the director circle of the ellipse
Which is or
Clearly,
Now
and in
units