Total panjang tali (AB) = 43 cm
(3x + 10) cm = 43 cm
3x + 10 = 43
3x = 43 - 10
3x = 33
x = 33/3
x = 11
Panjang AC = (2x - 5) cm
= (2(11) - 5) cm
= (22 - 5) cm
= 17 cm
Panjang BC = Panjang AB - Panjang AC
= 43 cm - 17 cm
= 26 cm (C.)
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Total panjang tali (AB) = 43 cm
(3x + 10) cm = 43 cm
3x + 10 = 43
3x = 43 - 10
3x = 33
x = 33/3
x = 11
Panjang AC = (2x - 5) cm
= (2(11) - 5) cm
= (22 - 5) cm
= 17 cm
Panjang BC = Panjang AB - Panjang AC
= 43 cm - 17 cm
= 26 cm (C.)