L=20
a=x
b=3x
c=8
x+3x+8=20
4x=12
x=3cm
boki mają: 3cm, 9cm, 8cm.
licze na naj
M
Prosze
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L=20
a=x
b=3x
c=8
x+3x+8=20
4x=12
x=3cm
boki mają: 3cm, 9cm, 8cm.
licze na naj
M
Prosze