Dane :
h=3,6cm
b=4,5cm
a=b+6cm
a=4,5cm+6cm
a=10,5cm
P=1/2h(a+b)
P=1/2·3,6cm(10,5cm+4,5cm)
P=1,8cm·16cm
P=28,8cm²
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Dane :
h=3,6cm
b=4,5cm
a=b+6cm
a=4,5cm+6cm
a=10,5cm
P=1/2h(a+b)
P=1/2·3,6cm(10,5cm+4,5cm)
P=1,8cm·16cm
P=28,8cm²