Question

Judging from appearance, tell whether each figure has rotational symmetry. If so, what is the angle of rotation? If not, explain.
https://www.connexus.com/content/media/94133-7122005-114238-AM-1484810100.gif
Yes; 45°
Yes; 90°
Yes, 135°
No; you cannot rotate the figure 180° or less so that its image matches the original figure.

Answer 1

If you take the octagon, you can rotate it 45 degrees (clockwise or counter-clockwise) and the figure will line up with the original.


So the answer is choice A

Answer 2

Thx

Answer 3

yw