Q3 of 40 Page 1

If the centre of a circle is (3, 5) and end points of a diameter are (4, 7) and (2, y), then the value of y is

Center of the circle is the mid-point of diameter.

Mid-point of (4, 7) and (2, y)




⇒ 10 = 7 + y


⇒ y = 3

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