Jawaban:
B. 16 cm
Penjelasan dengan langkah-langkah:
Diket AC : 3x cm
AB : 4x cm
BC : 5x cm
keliling segitiga : 48 cm
Jawab :
kll = AC + AB + BC
48 = 3x + 4x + 5x
48 = 12x
x = 48 : 12
x = 4
jadi panjang AB = 4x
AB = 4 × 4
AB = 16 cm
panjang AB = 16 cm (B)
Keliling = jumlah semua sisi
Keliling = AC + AB + BC
12x = 48
AB = 4x
AB = 4(4)
AB = 16 (B)
Semoga dapat dipahami
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Jawaban:
B. 16 cm
Penjelasan dengan langkah-langkah:
Diket AC : 3x cm
AB : 4x cm
BC : 5x cm
keliling segitiga : 48 cm
Jawab :
kll = AC + AB + BC
48 = 3x + 4x + 5x
48 = 12x
x = 48 : 12
x = 4
jadi panjang AB = 4x
AB = 4 × 4
AB = 16 cm
panjang AB = 16 cm (B)
Keliling = jumlah semua sisi
Keliling = AC + AB + BC
48 = 3x + 4x + 5x
48 = 12x
12x = 48
AB = 4x
AB = 4(4)
AB = 16 (B)
Semoga dapat dipahami