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a+b+c = 35 cm
2x + 3x + 5x = 35 cm
10x = 35
x = 3,5
sisi a = 2x x 3,5 = 7 cm
sisi b = 2x x 3,5 = 10,5 cm
sisi c = 5x x 3,5 = 17,5
35= 2x+3x+5x
35= 10x
3,5= x
A = 2x
= 2 x 3,5
= 7 cm
B = 3x
= 3 x 3,5
= 10,5 cm
C = 5x
= 5 x 3,5
= 17,5 cm