The measure of a semicircular arc is
A. 90°
B. 180°
C. 360°
D. 270°
1 answer
Best answer
Answer: B. 180°
A semicircle is half of a circle, so its arc measures \(\frac{360°}{2} = 180°\).
Doubtly AI
· 24 Oct 2026
AI-verified · Oct 2026
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