What is the smallest angle of rotational symmetry that maps a regular octagon onto itself?
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OpenStudy (devonhoward15):
@Will.H
OpenStudy (devonhoward15):
@welshfella
OpenStudy (devonhoward15):
@triciaal
OpenStudy (triciaal):
how did someone give a medal with no response?
OpenStudy (devonhoward15):
idk... somebody just came in gave it to me and left
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OpenStudy (triciaal):
what is the size of the angle for a regular octagon?
OpenStudy (devonhoward15):
360 degrees
OpenStudy (will.h):
I.guess we should divide 360/8 which is number of angles. So 45
Am not sure
OpenStudy (triciaal):
a circle is 360
the octagon has 8 equal sides
what is the angle at the center
OpenStudy (devonhoward15):
and then divide that by 8 and get 45
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OpenStudy (will.h):
Oh not correct lol 360 is for a circle lol
OpenStudy (will.h):
lolI mixed up
OpenStudy (devonhoward15):
i should probably have her check my other one than
OpenStudy (bonnieisflash1.0):
Rotational Symmetry
A figure has rotational symmetry if it can be mapped onto itself by a rotation by any angle greater than 0º and less than 360º. Since there are 360º in a circle, a 360º rotation would map any figure onto itself. Both the degrees and the direction, either clockwise or counter-clockwise, of the rotation should be stated.