you call a seven sided shape a heptagon.
A shape with five sides would be a pentagon, but a shape can not have 5 right angles. Squares and Rectangles are both shapes with 4 sides and 4 right angles. They are the only shape with the same amount of right angles as there is sides.
A 30 sided shape is called a Triacontagon.
It is called a trapezium.
this shape is called a Pentacontagon
A pentagon. If the sides and angles are equal it is a REGULAR pentagon.
you call a seven sided shape a heptagon.
A shape with five sides would be a pentagon, but a shape can not have 5 right angles. Squares and Rectangles are both shapes with 4 sides and 4 right angles. They are the only shape with the same amount of right angles as there is sides.
triangle isosceles triangle
An 11 sided shape is an Eptogon
A 12-sided shape is called a dodecagon.
A 30 sided shape is called a Triacontagon.
It is called a trapezium.
A nine sided shape or polygon is called a nonagon.
A seven sided shape is called a heptagon.
Why not just call it "a 130-sided shape"? because its not called that, spaz.
A five sided geometric shape is called a pentagon.