Question

Tolong ya no.3 aja kok.....aku kasih 20 points tu.......NO BOCAH

Answer 1

Sisi miring prisma
= √12²+5²
= 13 cm

L permukaan = 2 × La + Ka × t
= 2 × (1/2 × 24 × 10) + (13 × 4) × 20
= 240 + 1.040
= 1.280 cm²