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boki:
8x;15x
2*8x+2*15x=10
16x+30x=10
48x=10
x=10/48
x=5/24
8*5/24=5/3=1 i 2/3 cm
15*5/24=25/8=3 i 1/8cm
boki mają dł.:
1 i 2/3 cm
3 i 1/8cm