boki trojkata sa rowne 16 cm , 32 i 40 cm . oblicz dlugosc bokow trojkata podobnego ktorego obwod wynosi 176 cm .
16 + 32 + 40 = 88cm
k = 176cm / 88cm = 2
odp.
16cm * k = 16cm * 2 = 32cm
32cm * 2 = 64cm
40cm * 2 = 80cm
16 * 2 = 32 cm, 32 * 2 = 64 cm, 40 * 2 = 80cm.
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16 + 32 + 40 = 88cm
k = 176cm / 88cm = 2
odp.
16cm * k = 16cm * 2 = 32cm
32cm * 2 = 64cm
40cm * 2 = 80cm
16 * 2 = 32 cm, 32 * 2 = 64 cm, 40 * 2 = 80cm.