Wednesday, October 2, 2013

NYUZI A-3



Tafuta thamani ya W katika umbo lifuatalo




Suluhu

Jumla ya nyuzi za mstari mnyoofu ni 1800

2W+320 = 1800

2W= 1800 - 320

2W = 1480

2W = 1480
2          2

W = 740

Hivyo thamani ya W ni 740
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