Kwadrat :
a=5,5 dm
P=a²
P=5,5²
P=30,25 dm²
Prostokąt :
a=5,5+3 1/4=8,75 dm
b=5,5-3 1/4=2,25 dm
P=ab
P=8,75*2,25
P=19,6875 dm²
30,25 dm² > 19,6875 dm²
większe pole ma kwadrat
30,25-19,6875=10,5625 dm²
o 10,5625 dm²
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Kwadrat :
a=5,5 dm
P=a²
P=5,5²
P=30,25 dm²
Prostokąt :
a=5,5+3 1/4=8,75 dm
b=5,5-3 1/4=2,25 dm
P=ab
P=8,75*2,25
P=19,6875 dm²
30,25 dm² > 19,6875 dm²
większe pole ma kwadrat
30,25-19,6875=10,5625 dm²
o 10,5625 dm²