Question 697557
<pre>
{{{drawing(250,400,-4,6,-7,9, grid(1), circle(3,-4,.2), circle(1,1,.2),
locate(3.2,-4.1,A)
 )}}}{{{matrix(8,1,
TO_GET_FROM,
"A(3,-4)_TO",
THE_CENTER,
"(1,1)_WE",
GO_UP_5,
UNITS_AND,
LEFT_2,
"UNITS.")}}}{{{drawing(250,400,-4,6,-7,9, grid(1),locate(3.2,-4.1,A), circle(3,-4,.2), circle(1,1,.2),red(line(3,-4,3,1),line(3,1,1,1)) )}}}{{{matrix(10,1,
THEREFORE,
TO_GET_FROM,
THE_CENTER,
"(1,1)_TO",
THE_OTHER,
END_OF_THE,
"DIAMETER,",
DO_THE_SAME,
FROM_THE,
"CENTER.")}}}{{{drawing(250,400,-4,6,-7,9, grid(1), circle(3,-4,.2), circle(1,1,.2),red(line(3,-4,3,1),line(3,1,1,1)),locate(3.2,-4.1,A), 
red(line(1,6,1,1),line(-1,6,1,6)),circle(-1,6,.2),locate(-1.4,6.6,B)

 )}}}{{{matrix(12,1,
THEREFORE,
THE_POINT,
B_IS_THE,
POINT,
"(-1,6)",
AND_NOW,
WE_CAN,
DRAW_IN,
THE,
"CIRCLE.",AND_THE,DIAMETER)}}}{{{drawing(250,400,-4,6,-7,9, grid(1), circle(3,-4,.2), circle(1,1,.2),red(line(3,-4,3,1),line(3,1,1,1)),locate(3.2,-4.1,A), 
red(line(1,6,1,1),line(-1,6,1,6)),circle(-1,6,.2),locate(-1.4,6.6,B),circle(1,1,sqrt(29)),line(3,-4,-1,6)

 )}}}
Edwin</pre>