First piece is 5.2 cm...and second piece is 1.5 times as long
1.5(5.2) = 7.8 cm <== second piece
Sorry bro I don’t know the answer but try sharing it again because it is not showing for many people
How big is the lobby? Just multiple 3 by the feet of the lobby
32 cm, 21 cm, 24 cm, 33cm, 18cm, 30 cm