P=(a+b)•h/2
P= (8+10)•6/2
P= 18•6/2
P= 108/2 = 54 cm³
P= (23+27)•14/2
P= 50•14/2
P= 700/2 = 350 m³
P= (6+4)•3/2
P= 10•3/2
P= 30/2
P= 15 dm³
Liczę na naj ;)
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P=(a+b)•h/2
P= (8+10)•6/2
P= 18•6/2
P= 108/2 = 54 cm³
P= (23+27)•14/2
P= 50•14/2
P= 700/2 = 350 m³
P= (6+4)•3/2
P= 10•3/2
P= 30/2
P= 15 dm³
Liczę na naj ;)