In the rectangular coordinate system above, if the area of right triangle DEF is 15, then which of the following are the

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In the rectangular coordinate system above, if the area of right triangle DEF is 15, then which of the following are the coordinates of point D ?


A. (−4, −1)
B. (−2, −1)
C. (−2, 4)
D. (1, −1)
E. It cannot be determined from the information given.


OA B

Source: Princeton Review