Straight Line and Pair of Straight Lines 1 Question 62
62. One of the diameters of the circle circumscribing the rectangle . If and are the points and respectively, then find the area of rectangle.
(1985, 3M)
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Solution:
- Let
be the centre of circle and be mid-point of .
Then,
Since, slope of
Equation of straight line
and
Thus, area of rectangle