a hemisphere
semicircleA half circle is called a semicircle.Half a circle is a semi-circle
Semi = half
The half of a diameter of a circle is known as a radius.
Let r be the radius of the circle. Then the perimeter of the half circle is pi*r + 2r. That is half of the circumference plus the diameter.
another name for a half circle is semi-circle
Coca cola
Half a circle is called a semi-circle. Sometimes it is called a half-moon.
a hemisphere
John Stith Pemberton
a half circle? a half? semi circle? half sphere?
Half a circle is called a "semicircle" in geometry.
semicircleA half circle is called a semicircle.Half a circle is a semi-circle
half of the radius the radius is half of the diameter the diameter is the with of the circle. This also can be called a quadrent circle.
The radius is half of the diameter of a circle.
Fold it in half.
Semi = half