The radius of a semi circle is 6.3 cm then its perimeter is?
35.4 cm
32.4 cm
32 cm
30 cm
Explanation:
36/7 r = 6.3 = 32.4
The radius of a semi circle is 6.3 cm then its perimeter is?
36/7 r = 6.3 = 32.4
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