Questions
A square is inscribed in the circle
with its sides parallel to the coordinate axes. The coordinates of its vertices, are
detailed solution
Correct option is A
Let x=a,x=b,y=c,y=d be the sides of the square. The length of each diagonal of the square is equal to the diameter of the circle ∴ Diagonal =21+4+93=142Let I be the length of each side of the square. Then, 2I2=( Diagonal )2⇒2l2=(142)2⇒l=14 .Therefore, each side of the square is at a distance 7 from the centre (1, - 2) of the given circle. This implies that a=−6,b=8,c=−9,d=5Hence, the vertices of the square are (-6,-9), (-6,5), (8,-9), (8, 5).Talk to our academic expert!
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