Monday, January 20, 2014

PERIMETER OF A SEMI CIRCLE A5

Find the perimeter of the following semi-circle.



Solution

Perimeter = D + D
                          2

Perimeter =( 1122  X 1391 )    +  91
                         17          12

            = (11 x 13 ) + 91

            = 143 + 91

            = 234


Hence perimeter is 234 cm

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