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Living room area = 2x2x900 = 3600 square decimeters = 36 square meters.
Requires 3600 (3x3)=400 blocks.
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Language is the line of egrets that go straight to the sky. The language is the 10,000-point white sail on the side of the sunken boat. The language is the parrot island with the wind blowing in the fang, the language is invoiced, the spring mud and the flowers are red.
Solution: Set up a square brick paving with a side length of 30 cm, you need x blocks, (20 20) :(30 30) = x: 900400: 900 = x: 900 >>>More
200 plots of land.
The area of the living room = 125 40 40 = 200,000 square centimeters. >>>More
In this question, you must first find the floor area of the living room, and then divide this area by the area of a floor tile to get the number of floor tiles needed. The ground area is equal to the area of a floor tile multiplied by the number of floor tiles, which actually contains two questions. >>>More
1) Solution: Set x blocks with a side length of 50 cm.
50×50×x=30×30×50 >>>More