Any four-sided shape is a Quadrilateral.
Some other examples are:
square
rhombus
parallelogram
quadrangle
rhomboid
rectangle
oblong
kite
trapezium
trapezoid
A seven sided figure is called a heptagon.
A four sided figure is called a quadrilateral.
A 12-sided figure is called a dodecagon.
The distance around a figure is called the "perimeter", unless the figure is a circle - in that case, it is called the "circumference".
If the figure is 2-dimensional, it is called the perimeter.
A quadrilateral
Outside Inside Foursided
That's called the figure's area.That's called the figure's area.That's called the figure's area.That's called the figure's area.
It depends on the type of figure. If it is a 2D figure, then it is called area. If it is a 3D figure, then it is called volume.
What is the 7th figure called
trapeze The word is from Greek, trapezium, a foursided shape with only one pair of sides parallel.
A seven sided figure is called a heptagon.
An eight sided figure is called an octagon.
A 3-sided figure is called a triangle.
A four sided figure is called a quadrilateral.
A 12-sided figure is called a dodecagon.
A side of a solid figure is called a face.