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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.
A 200 sided shape is called a dictogon
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 seven sided shape is called a heptagon.
A 12-sided shape is called a dodecagon.
A 30 sided shape is called a Triacontagon.
You can call a 101-sided shape a hecatontakaihenagon. The "hecto-" in the word means "one hundred" and the "henagon" means "one-sided geometric shape."
It is called a trapezium.
A nine sided shape or polygon is called a nonagon.
118-sided shape is called a hectadecakaioctagon.