Answer:
3466.64 (≈ 3467) cm²
Step-by-step explanation:
A = 2B + 2 sides and floor
A = 2 * (14 * 24) / 2 + 2 * (45 * √14² + 24²) + 45 * 14
A = 336 + 2500.64 + 630 = 3466.64 (≈ 3467)
