A 12 decimeter long iron wire is used to form a frame in the shape of the largest cube. The volume of the cube is______ Cubic decimeter

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• 1. On the 4m long cylindrical steel column, a 31.4 decimeter long iron wire is used to circle 10 times along the iron column. How many square decimeters is the volume of the iron column?
• 2. A 62.8-meter-long iron wire was used to wind a cylindrical steel column for 10 circles. How many cubic meters is the volume of the 5-meter-long steel column?
• 3. How to compare the formula of unit "1" with that of quantity unit "1" and fraction For example, XXX △ XX = XXX all listed
• 4. Physics: how to convert kilogram to cow? Formula of work?
• 5. Help me switch from gram to milliliter 500 grams of rice 700 grams of sugar 400 grams of cocoa powder 400 grams of almonds 100 grams of fruit candy Can you help me convert the above into ML?
• 6. Some units of cosmetics are milliliter and some are gram. How to convert milliliter into gram?
• 7. How many liters is 1 kg gasoline?
• 8. How many liters of gasoline is one ton of LNG equal to? How to convert? What's the formula? There are some commonly used conversion amount, please give me some advice
• 9. How much is one ton of 93 gasoline converted into liter?
• 10. How many liters of gasoline can be converted from a ton of gasoline
• 11. A 24 decimeter long wire is used to form the largest cube frame. The volume of the cube is () cubic decimeters
• 12. On a four meter long cylindrical steel column, a 31.4-decimeter-long iron wire is used to circle the steel column for 10 times. What is the volume of the steel column? The best time is 15 minutes
• 13. A cuboid square steel, 3 meters long, cross-section is 5 cm square, if each cubic decimeter of steel 7.8 kg
• 14. There are four square pillars in the school hall, each of which is 5 meters long. The ground is a square with a side length of 6 decimeters. Paint should be painted around the four sides of each square pillar, and paint should be used for each square meter 1.5kg, how many kg of paint is needed? 2. A rectangular biscuit box with a square bottom is cut along the height of its side trademark to get a square with a side length of 60cm. What is the volume of the biscuit box?
• 15. A square steel is 3 meters long, and its cross section is a square with a side length of 4 cm. It is known that each cubic decimeter square steel weighs 7.8 kg. How many kg does this square steel weigh?
• 16. A concrete square column is 3.5 meters long and its cross section is a square with side length of 3 decimeters. Each cubic decimeter of concrete weighs 2.2 kg. How many kg are eight such square columns
• 17. If you use a rope to wrap around the column for 2 turns, the rope will be 40 cm more. If you wrap around the column for 3 turns, the rope will be 20 cm less. How long is the rope? How to list the formula
• 18. If a rope is wound around the post for two turns, the rope will be 40 cm more. If it is wound around the post for three turns, the rope will be 20 cm less. How long is the rope?
• 19. Use a 7-meter-long rope to circle the hall pillar for 2 times, with 0.72 meters left. What is the floor area of this pillar?
• 20. After a 10 meter long rope goes around a tree trunk for three times, the remaining 0.58 meters. What is the cross-sectional area of the tree trunk?