a=3cm
P=?
P=a²√3
P=3²√3
P=9√3 [cm²]
lub jeżeli masz zamienić to
P≈9*1,7≈15,3 [cm²]
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a=3cm
P=?
P=a²√3
P=3²√3
P=9√3 [cm²]
lub jeżeli masz zamienić to
P≈9*1,7≈15,3 [cm²]