Tuesday, July 2, 2013

ENEO TRAPEZA-1

Tafuta eneo la trapeza lifuatalo



Suluhu


Eneo =  1 x kimo x (a + b)
              2

Eneo =  1 x 20 x (9 + 7)
              2

Eneo =  1 x 20 x 16
              2

Eneo =  1 x 2010 x 16
              21

Eneo =  1 x 10 x 16


Eneo =  160



Hivyo eneo ni m2 160

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