1) If the centre of circle is (3, 5) and end points of a diameter are (4, 7) and (2, y), then the value of 'y' is *
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Answer:
3
Step-by-step explanation:
mid point formula
x=x1+x2/2 and y=y1+y2/2
using y formula 5=(7+y)/2
cross multiply 10=7+y
y=3
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