Level:
Project ID:
9000108804
Accepted:
1
Clonable:
0
Easy:
0
The point \(A = [3;2]\) is rotated
about the center \(B = [1;1]\)
by \(60^{\circ }\). Find
the coordinate of its final position. Consider both clockwise and counterclockwise
direction.
\(\left [2\pm \frac{\sqrt{3}}
{2} ; \frac{3}
{2} \mp \sqrt{3}\right ]\)
\(\left [1\pm \frac{\sqrt{3}}
{2} ; \frac{1}
{2} \mp \sqrt{3}\right ]\)
\(\left [2\pm \frac{\sqrt{2}}
{2} ; \frac{3}
{2} \mp \sqrt{2}\right ]\)
\(\left [1\pm \frac{\sqrt{2}}
{2} ; \frac{1}
{2} \mp \sqrt{2}\right ]\)