Kawan minta tolong di jawab yaaaaa

Luas alas = 1/2 × 5 × 12
=30 cm²

Lebar alas prisma = 5² + 12²
= 25 + 144
= 169
=√169 = 13 cm

Luas selubung = k . alas × t . prisma
= 13 + 5 + 12 × 16
= 30 × 16
= 480 cm²

Luas permukaan = 2 × l .alas + l . selubung
= 2 × 30 + 480
= 540 cm²