Find the coordinates of the orthocentre of the triangle whose vertices are \$(0,4), (0,-2)\$ and \$(-6,-6)\$.

A) \$( \frac{20}{3}, -6)\$

B) \$(\frac{18}{7}, 0)\$

C) \$(\frac{19}{3}, -1)\$

D) \$( \frac{17}{4}, 5)\$

Find the coordinates of the orthocentre of the triangle whose vertices are \$(2,6), (0,-6)\$ and \$(-6,6)\$.

A) \$(2,-5)\$

B) \$(2,3)\$

C) \$(0,5)\$

D) \$(4,0)\$

Find the coordinates of the orthocentre of the triangle whose vertices are \$(2,4), (0,4)\$ and \$(0,-4)\$.

A) \$(1,4)\$

B) \$(3,0)\$

C) \$(0,4)\$

D) \$(4,7)\$

Find the coordinates of the orthocentre of the triangle whose vertices are \$(2,4), (4,0)\$ and \$(0,0)\$.

A) \$(1, 3)\$

B) \$(2, 1)\$

C) \$(7, 3)\$

D) \$(2, 7)\$

Find the coordinates of the orthocentre of the triangle whose vertices are \$(2,4), (4,0)\$ and \$(0,1)\$.

A) \$(\frac{10}{7}, \frac{12}{7})\$

B) \$(\frac{11}{6}, \frac{11}{7})\$

C) \$(\frac{10}{9}, \frac{17}{9})\$

D) \$(-\frac{10}{7}, -\frac{11}{7})\$