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52/13=4 [cm]
|AM|=4x8=32 [cm]
|MB|=4x5=20 [cm]
A|----------------------M--------------|B
dł=52cm
Stosunek:8:5
AM=8x
MB=5x
8x+5x=52
13x=52/13
x=4
AM=8*4=32cm
MB=5*4=20cm
Sprawdzenie:32+20=52cm
52 : 13 = 4
|AM|= 4 * 8 = 32 cm
|MB|= 4 * 5 = 20 cm