PriyankaB
PriyankaB
30-05-2017
Mathematics
contestada
Please help with this and explain :)
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anonymous79
anonymous79
01-06-2017
diameter of semicircle is 4 cm
so cicumference of circle is 4pi
since there are 4 semicircles, they add up to 2 circles
so total perimeter is 8pi
which when rounded off is 25.13 cm (2d. p.)
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