Question

PERIMETER OF A SEMICIRLCE IS 18 CM . FIND ITS DIAMETER AND ALSO FIND ITS AREA.


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Answer 1

Step-by-step explanation:

perimeter= 2r+πr= 18

r= 18/(2+π)

diameter= 2r = 36/(2+π)

area = πr^2/2 = π (18/(2+π))^2/2

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