Saturday, December 21, 2013

MZINGO WA NUSU DUARA A2

Tafuta mzingo wa nusu duara ifuatayo



Suluhu

Mzingo = ∏D + D
                     2

Mzingo =( 1122  X 90630 )    +  630
                     17          12

              = (11 x 90 ) + 630

              = 990 + 630

              = 1620


Hivyo mzingo ni mm 1620
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