Question

The half of a circle is called __________

• A. an arc
• B. a semicircle
• C. a chord
• D. a diameter

Answer 1

The correct option is B a semicircle

$\Rightarrow$ Half of a circle is called $asemicircle.$

$\Rightarrow$ A semicircle is formed when a lining passing through the center touches the two end on the circle.

$\Rightarrow$ The line $AB$ on the circle is called the diameter of the circle. The diameter divides the circle into two halves such that they are equal in area. These two halves are referred to as the semicircle.

$\Rightarrow$ A semicircle's area is always half the area of the original circle that is divided