. The half of a circle is called

A: an arc

B: a semicircle

C: a chord

D: a diameter


Best Answer


  • Half of a circle is called semi-circle.
  • Semicircles are formed when a line passing through the center i.e. diameter touches the ends of the circle at two different points.
  • The diameter divides the circle into two parts each of them is semi-circle.
  • The area of semicircle is half of the original circle.

So, option (B) is correct.

Final Answer:

Hence, option (B) is correct i.e. semicircle



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