Is the intersection of the two lines: (x+y=8) and (4y−4x=16) inside the circle: x2+y2=r2 ?
(1) r=81.
(2) The center of the circle is at the coordinate (−99,−99).

Question

Is the intersection of the two lines: (x+y=8) and (4 y-4 x=16) inside the circle: x^2+y^2=r^2 ?(1) r=81.(2) The center of the circle is at the coordinate (-99,-99).

Examsnet · Accepted Answer

Correct Answer is :  Statement (1) BY ITSELF is sufficient to answer the question, but statement (2) by itself is not.

GMAT Quantitative Reasoning Practice Test 6