A four sided figure is called a quadrilateral.
A square is a regular four-sided polygon.
Four Sided Triangle was created in 1953.
if its a four sided pyramid then four. if its a three sided pyramid then four.
All four-sided figures are quadrilaterals.
Wow, really... a pyramid is three sided and it has been used as a tomb. (technically it's 4 sided, three sides and a bottom, but that's as close as your going to get to a three sided tomb, especially in geometry...)
=Pyramid=
A four sided polygon is a quadrilateral.
A four sided figure is called a quadrilateral.
A square is a regular four-sided polygon.
Four Sided Triangle was created in 1953.
if its a four sided pyramid then four. if its a three sided pyramid then four.
A four sided polygon with four congruent sides is a rhombusA square.
All four-sided figures are quadrilaterals.
A four-sided polygon has two diagonals.
The duration of Four Sided Triangle is 1.35 hours.
A four sided figure with no parallel sides is a trapezium, but it is also an irregular four-sided polygon, tetragon, quadrilateral, or quadrangle.