Odpowiedź:
a) 2(4*7 + 4*2 + 7*2)= 2(28+8+14)= 100m²
b 2(2*4,5 + 2*3,5 + 4,5*3,5)= 2(9+7+15,75)=63,5cm²
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Odpowiedź:
a) 2(4*7 + 4*2 + 7*2)= 2(28+8+14)= 100m²
b 2(2*4,5 + 2*3,5 + 4,5*3,5)= 2(9+7+15,75)=63,5cm²