The answer depends on whether you want to be helpful to your audience and communicate with them or you wish to be pretentious and obfuscatory.
In the first case, the answer is 45-gon while in the second it is tetracontakaipentagon.
The name of a 45 sided polygon is Tetraconpentagon.
The angles of a 8 sided Polygon is 45 degrees.
How_do_you_call_a_45_sided_polygon
45agon 78agon 86agon. after like 12 sides you just add agon after the number.
A four sided plane with 45 degree angles, spelled rectangle
A Tetracontakaitetragon is a forty - five sided shape ...
tetracontakaipentagon, or a tetracontapentagon
A general quadrilateral. No special name.
A 45-sided shape is called a pentatetracontagon. But, actually, if you want to keep it simple, you can just append the suffix -gon to the end of a number (higher than 10 only), like 12-gon, or 56-gon, or 89-gon or 1,000,000,000-gon, et cetera.
The name of a 45 sided polygon is Tetraconpentagon.
A four sided shape with length 45 cm and width 68 cm would have a total side length of 226 cm or 2.26 m.
The angles of a 8 sided Polygon is 45 degrees.
10. or 45. depending on if we're connecting them to adjacent corners or to every other corner
How_do_you_call_a_45_sided_polygon
A tetracontakaipentagon.
It is 45
45agon 78agon 86agon. after like 12 sides you just add agon after the number.