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Take a look at the actual picture.
3 meters = 30 decimeters, meters = 24 decimeters.
The side length of the square floor tile can be taken as the common factor of 30 and 24, such as decimeter, the minimum is 1 decimeter. >>>More
3m = 30dm The greatest common factor of 30 and 24 is 6 The factor of 6 has 1, 2, 3, 6 square bricks with side lengths of 1 decimeter, 2 decimeters, 3 decimeters, and 6 decimeters.
The things you give are too simple, it depends on how big the pit is, what kind of roof is, whether the brick wall is plastered or not, ......There is a saying: "If you build a building, you can't build a thatched house".
Since the living room is renovated, there are often sofas, TV cabinets and other furniture to occupy a certain space, so the actual viewing distance will be less than the standard size of the room, so how to choose? Below is a table of TV sizes that correspond to the optimal viewing distance. >>>More
Look at the direction of your sofa and generally consider the placement of the chaise seise section.