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How many strokes do you start with? Give me the order of strokes,
Stroke number: 10; stroke Name: horizontal, vertical, horizontal, vertical, horizontal, skimming, pressing, horizontal folding, horizontal and vertical hook
How many strokes does the word "Ding" have? Please write down its stroke order. How to write the sixth stroke?
Stroke: 12
The sixth stroke is: the vertical fold on the left
How to write the stroke order of late? How many strokes?
There are 11 strokes in total, and the stroke order is shown in the figure
A classroom needs 320 tiles with an area of 25 square decimeters. If it needs 16 square decimeters, how many? (suppose x blocks are required, column ratio) formula:______ ．
If you need x tiles, then: 16x = 25 × 320, 16x = 8000, & nbsp; X = 500; a: if you want to use 16 square decimeters of floor tiles, you need 500 tiles; so the answer is: 16x = 25 × 320
A classroom with a length of 9 meters and a width of 8 meters needs 8 square decimeters of floor tiles to repaint the floor tiles?
90*80÷8=900
A classroom is 10 meters long and 6 meters wide. The area of this classroom is 60 square meters. If the floor is paved with 2 decimeters square bricks, how many floor tiles do you need
1.2 decimeter square brick area 4 square decimeter
60 square meters = 6000 square decimeters
You need 6000 / 4 = 1500 tiles
2.2 decimeter = 0.2 meter, so the area is 0.2 × 0.2 = 0.04 square meter
So 60 / 0.04 = 1500 yuan
A rectangular floor tile is 3 / 4 meters long and 4 / 5 meters wide. How many square meters is the area of each brick,
The area of each brick is 3 / 4x4 / 5 = 3 / 5 square meters
3 / 5x200 = 120 square meters > 100 square meters
So enough
A classroom is 8 meters in length and 6 meters in width. How many floor tiles do you need to use to pave the floor with square floor tiles of 16 square decimeters
Area of Classroom: 8x6 = 48 square meters = 4800 square decimeters number of floor tiles required: 4800 △ 16 = 300
A classroom is paved with 1200 pieces of 20 cm long and 20 cm wide floor tiles. The classroom covers an area of () square meters. Why?
20 cm = 0.2 M
0.2 * 0.2 * 1200 = 48 (M2)
The floor of a classroom is paved with 1800 pieces of bricks, 60 cm long, 50 cm wide and 1 cm thick. How many square meters is the area of this classroom?
0.6 * 0.5 * 1800 = 540 square meters
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