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1.
Pp=3a²√3 /2 pole szesciokata foremnego o boku a
Pp=3·3²√3/2=27√3 /2
V=(27√3 /2)·5=135√3 /2
2.
Pp=a²√3/4
Pp=4²√3 /4=4√3 pole trojkata rownobocznego
V=4√3 · 6=24√3