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22 February, 03:32

What is the perimeter of a quater circle with a radius of 2cm?

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  1. 22 February, 03:53
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    That would be 2 times the radius+1/4 of the circumference

    circumfernce=2pi times radius

    and radius is 2cm

    so

    the perimiter is 2*2 + (1/4) (2pi2) = 4 + (1/4) (4pi) = 4+pi≈7.14 cm
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