Odpowiedź:
a)
d1=6 d2=3
P=½•d1•d2
P=½•6•3
P=3•3
P=9
b)
a=5 h=4
P=a•h
P=5•4
P=20
c)
d1=7 d2=2•2= 4
P=½•7•4
P=7•2
P=14
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Odpowiedź:
a)
d1=6 d2=3
P=½•d1•d2
P=½•6•3
P=3•3
P=9
b)
a=5 h=4
P=a•h
P=5•4
P=20
c)
d1=7 d2=2•2= 4
P=½•d1•d2
P=½•7•4
P=7•2
P=14