Infinity
Actually, The group of symmetries of a circle has elements of every finite order, as well as elements of infinite order. Each rotation of degree 360 / n , for some natural number n has an order of n.
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∞
infinite angles of rotational symmetry... (: ~kitty <3 = =
If it is a regular octagon then it has rotational symmetry to the order of 8
no shape does! * * * * * Not true. A parallelogram has rotational symmetry of order 2, but no lines of symmetry.