Which part of this circle is represented by the arrow in the given figure
Answers
Given :- Which part of this circle is represented by the arrow in the given figure ?
Answer :- Circumference .
Explanation :-
- The perimeter of a circle is called its circumference.
- circumference of a circle = 2 * π * radius = π * diameter .
Extra knowledge :- r = radius
→ Diameter of circle = 2r
→ Area of circle = πr²
→ Area of semicircle = (1/2) πr²
→ Circumference of semicircle = πr + 2r .
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