Saved Bookmarks
| 1. |
Let A be the centre of the circle x2+y2−2x−4y−20=0. Suppose that the tangents at the points B(1,7) and D(4,−2) on the circle meet at point C. Then the area of the quadrilateral ABCD is |
|
Answer» Let A be the centre of the circle x2+y2−2x−4y−20=0. Suppose that the tangents at the points B(1,7) and D(4,−2) on the circle meet at point C. Then the area of the quadrilateral ABCD is |
|