quarter Moon if its half of a sphere then its half moon
a half circle? a half? semi circle? half sphere?
Half a circle is called a SEMI-CIRCLE
Half a circle is called a semi-circle. Sometimes it is called a half-moon.
Half a circle is called a "semicircle" in geometry.
There is no such thing as a 1 sided shape nor a two sided shape.
A half circle is called a semicircle.
semicircleA half circle is called a semicircle.Half a circle is a semi-circle
Assume the shape is half circle. The area of the circle is: A = πr² where r is the radius Since the semi circle has half the area of the circle, we obtain: A = πr²/2
Semi = half
the shape is a sphere!