A 48CM long iron wire is welded into a cube frame (the joint is ignored). The surface area of the cube is () square centimeter and the volume is () cubic centimeter

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• 1. A 48 cm long wire is welded into a cube frame. What is the volume of this frame? Analytical formulation
• 2. A 24 cm long iron wire is welded into the largest cube model. What is the surface area and volume?
• 3. There is a 150cm long iron wire. After welding the wire into a cube, there is 6cm iron wire left. What is the surface area and volume of the cube? 2. When two cubes are used to make a cuboid, the sum of edge lengths is reduced by 32dm, and how much is the surface area reduced? 3. A cuboid is cut into two identical cubes, and the sum of the edges is increased by 24cm?
• 4. A 60 cm long wire is welded into a cube model. What is the surface area and volume of the cube? A school uses lime to paint the four walls and ceiling of the classroom. The room is 8 meters long, 6 meters wide and 4 meters high, deducting 15 square meters of doors and windows. If 0.25 kg of lime is used per square meter, how many kg of lime do you share? I'll see you later, little sister!
• 5. How many cube cartons can be packed in a cube carton with one meter edge length at most (excluding carton thickness)
• 6. How many cubes can a square carton with one meter edge length hold at most
• 7. How many square meters of hard paper do you need to make a small cube carton with 20 edges and 15 cm in length
• 8. How many square meters of cardboard do you need to make 20 small cube cartons with 130cm edge length
• 9. Cube edge length and 48dm cube surface area is a few square decimeters, a cube carton surface area is 5.1 square decimeters, it covers an area of several square decimeters
• 10. If the length of a rectangular cloth is reduced by 6 decimeters or the width by 4 decimeters, the area will be reduced by 36 square decimeters. What is the original area of this cloth
• 11. A 84 decimeter long iron wire is made into a cube frame. The surface area of the cube is () square decimeter, and the volume is () cubic decimeter fast
• 12. Use a 24 decimeter iron wire to weld the largest cube frame. What is the surface area and volume of the cube
• 13. The bottom area of a cube is 25 square meters, so its surface area is () square meters, and its volume is () cubic meters
• 14. The bottom area of a cube is 25 square decimeters, its surface area is (square decimeters), and its volume is () cubic meters
• 15. 1. The surface area of a cube is 8.64 square decimeters, and the area of a surface is () 2. Weld a 36 cm long iron wire into a cube frame. Its edge length is () cm 3. The area of one side of a cube is 25 square centimeters, and the sum of its edges is () centimeters 4. A 48 cm long iron wire can be welded into a cuboid of 5 cm long, 4 cm wide and () cm high 5. After a cuboid block is cut into two pieces, the surface area increases by 12 square centimeters. What is the surface area of this cuboid?
• 16. You want to cut the rectangular paper of 84 cm in length and 72 cm in width into a square paper of the same size to make a lantern. What is the maximum side length of this square paper without any remaining
• 17. How many pieces of rectangular iron pieces, 90cm long and 42cm wide, should be cut into square iron pieces with the same area and the same number of centimeters, if there is no surplus?
• 18. Three equal size squares, put together into a rectangle, the circumference of this rectangle is 24 cm, the side length of each square is 24 cm______ Centimeter. What's the area of this rectangle______ Square centimeter
• 19. A rectangular cardboard, 1.6 decimeters long, 8 cm wide, cut diameter is 4 cm circle, how many can cut at most?
• 20. Draw a quadrilateral with only one axis of symmetry, and then draw a quadrilateral with only two axes of symmetry