Perimetre of a semicircle or quarter circle
Add the curved edge and the straight edges. Use π = 3.14.
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A semicircle has a diameter of 32 cm. Find its perimeter in cm (the curved edge plus the straight edge). Use π = 3.14.
Answer: 82.24
A quarter circle has a radius of 36 cm. Find its perimeter in cm (the curved edge plus the two straight edges). Use π = 3.14.
Answer: 128.52
A semicircle has a diameter of 48 cm. Find its perimeter in cm (the curved edge plus the straight edge). Use π = 3.14.
Answer: 123.36
Tip: Add the curved edge and the straight edges. Use π = 3.14.
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