tolong dijawab yahh buat bsk soalnya

AB + BC + AC = 38 cm
x + x + 3 + x + 5 = 38 cn
3x + 8 = 38
3x = 38 - 8 = 30
x = 30 ÷ 3 = 10
x = 10

AC = X + 5 = 10 + 5 = 15 cm
jawabannya C