Kunci Jawaban Matematika Kelas 8 SMP Ayo Kita Berlatih 8.4 Halaman 166 Nomor 6-10 Lengkap Terbaru

V = p x l x t

480 = 5x . 3x . 4x

480 = 60x³

480/60 = x³

8 = x³

2 = x

LP = 2 ((pxl) + (pxt) + (lxt))

= 2 ((5x . 3x) + (5x . 4x) + (3x . 4x))

= 2 (15x² + 20x² + 12x²)

= 2 (47x²)