The base of Huaguang Primary School campus sculpture is a cuboid poured with concrete, and its bottom is a square with a side length of 1.8 meters and a height of 2.5 meters. It takes 8.1 cubic meters of concrete to pour this sculpture base.

Base length 1.8m = 18m, height 2.5m = 25m.

A square granite plate of 25 square decimeters has a side length of 5 decimeters.

18/5≈4 4*4*2=32 pieces

25/5=5 5*4=20 yuan

20 32=52 yuan

由 2023年2月15日 在 Guangzhou

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