124/(3+1)=31 a=31*1=31 b=31*3=93
@pier_effe 👍👌
124 : (1 + 3)*1 cm = 31 cm
124 : (1 + 3)*2 cm = 93 cm
@eidosm 👌👍👍
A = 124/4 = 31 cm
B = 3A = 93 cm
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