Question 259575

25 degrees
{{{drawing( 300, 300, -1, 1, -1, 1,grid( 1 ),circle( 0, 0, .05 ),
circle(1,0,.05),circle(0.9063,0.4226,0.05),
green(line(0,0,1,0)),
green(line(0,0,.9063,.4226)))}}}
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140 degrees
{{{drawing( 300, 300, -1, 1, -1, 1,grid( 1 ),circle( 0, 0, .05 ),
circle(1,0,.05),circle(-.7660,0.6427,0.05),
green(line(0,0,1,0)),
green(line(0,0,-.7660,0.6427)))}}}