kerjain teman nomer 4 maksudnya cara jawab nya pliss

Lt = Lo(1 + α x ΔT)

ΔT = 72 - 27 = 45°C

^ = pangkat

Lt = 2(1 + 1,7 x 10^-5 x 45)
Lt = 2(1 + 0,000765)
Lt = 2(1,000765)
Lt = 2,00153 meter

→ 200,153 cm

Jawabannya C.