Question 871542
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Hi
(-2,-1) and (-2,7){{{  highlight_green(8) }}} units apart (8/2 = 4)
co-vertices at (-4,3) and (0,3) {{{  highlight_green(4) }}} units apart (4/2 = 2)
C(-2,3)  Midpoint Pt(x,y):  ( {{{(x[1] + x[2])/2}}}, {{{(y[1] + y[2])/2  )}}})
{{{(x+2)^2/4^2 + (y-3)^2/2^2 = 1}}}