How many kilograms of aluminum alloy profiles do you need to make a 1 square meter aluminum alloy sliding window?

Aluminum alloy profile has thickness

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1. Excuse me aluminous alloy window its material thickness is 1 mm, the window that width is 76 mm wants how many yuan one square, glass is OK commonly
2. How to calculate the total square of a box with a height of 1.8m, a width of 0.8m and a thickness of 0.2m
3. How to calculate the weight of aluminum alloy
4. What is the theoretical weight of 38 * 25 * 1.2mm aluminum alloy square tube per meter?
5. A copper aluminum alloy ball with a mass of 232g contains 54G aluminum. The density of copper is ρ copper = 8.9g/cm3, and the density of aluminum is ρ aluminum = 2.7g/cm3
6. As shown in the figure, a 6m long aluminum alloy strip is used to make a "day" shaped window frame. When the width and height are respectively, the light transmission area of the window is 1.5m2 (excluding the width of the aluminum alloy strip)?
7. For example: what is the least common multiple of 57.95.38? How to calculate it?
8. Q: in the range of 0 ° to 360 ° (i.e. 0 ° ≤ α＜ 360 °), find the same angle as the end edge of the following angles. 1) - 312 ° 2) 478 ° 3) 653 ° 4) - 67 After solving the above, if you have leisure, then solve the following What is K in β = k × 360 ° + α? What is log? The angle opposite an arc with a long radius is called an angle of 1 radian. The system of measuring angles in radians is called radian system-
9. 360 degrees / 21 seconds?
10. 2008 8 × 2008 9 is equal to? Note: it's 888888 8, not 8 × 8 × 8 9 is the same.
11. When buying a house, the building area is 130 square meters, and the shared area is 20%. How to calculate the actual use area
12. How to calculate the shared area? The building area of the house is 106, and the use area is 80. What is the shared coefficient?
13. Calculation: 1. √ 20 × √ 75 ＋ √ 35 ÷ √ 7 / 3 - (√ 3 + √ 5) square 2.4 × sin30 ° × √ 2cos4 Calculation: 1. √ 20 × √ 75 ＋ 35 △ 7 / 3 - (√ 3 + √ 5) square 2.4 × sin30 °× √ 2cos45 °× cot45 ° need correct process and answer!
14. How to calculate 35 square?
15. 4800 △ 125 =? Simple calculation
16. The ratio of the screen length to the screen width of a 34 inch TV set is 4:3. The screen length of this TV set is 68cm. What's the screen width
17. What are the lengths and widths of the 3.5-inch mobile screen?
18. How to convert the measurement unit of ancient people to the present? How many meters is the height over the present?
19. Who can tell me how to convert some units of measurement And please tell me the reason of conversion, such as inch, hectare, square meter, etc I also need China's common conversion unit! I don't often use international ones
20. How to calculate the area of wall brick