To dig a cuboid reservoir, the length of the reservoir is 10 meters, the width is 5 meters, and the depth is 2 meters. How many cubic meters of soil do you need to dig? How many square meters does the basin cover? How many square meters do you need to calculate

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• 1. A cuboid covers an area of 40 square meters, water storage is 60 cubic meters, how many meters deep is the pool
• 2. A 2-meter-long cube reservoir covers an area of () square meters
• 3. A reservoir is 2.5m long, 2m wide and 6m deep. How many square meters does it cover
• 4. In a 30 meters long, 10 meters wide, 2.2 meters deep cuboid cistern tiles, tiles are. 02 meters long cube, the cistern covers an area of How much is it
• 5. A cube with an edge length of 6 meters covers an area of () square meters
• 6. There is a circular fountain in the park, with a circumference of 31.4 meters. What is the area of the fountain?
• 7. The perimeter of a circular reservoir is 125.6 meters. What is the floor area of this graphic reservoir
• 8. The perimeter of a circular reservoir is 25.12m. What is the floor area of the reservoir?
• 9. There is a circular fountain in the park, with a circumference of 31.4 meters. What is the area of the fountain?
• 10. The perimeter of a circular nursery measured from the outside is 18.84 meters. How many square meters does the nursery cover?
• 11. The floor area of a square pool with 6m edge length is 36m and 178; is it right or wrong
• 12. A square pool with 4 meters edge length covers an area of ()
• 13. It is a cube pool with the edge length of 3.5m. The pool covers an area of () m2 and can hold () l water at most?
• 14. The edge length of a cube pool is 1.5 meters. It covers an area of () m2 and can hold () m3 of water
• 15. The six meter square pool covers an area of 36 square meters. Is it right or wrong
• 16. How many square meters does it take to build a cube pool with a length of 3M?
• 17. How many square centimetres is the surface area and the volume of a cuboid made of three cubes with the edge length of 0.3 decimeter?
• 18. Two cubes with a surface area of 6 square decimeters form a slightly larger cuboid. How many cubic centimeters is its volume?
• 19. Divide a cube into two cuboids averagely, and the surface area increases by 32 square centimeters. How many cubic centimeters is the volume of this cube?
• 20. Saw the 2.4-meter-long cuboid wood into three sections, the surface area increased by 3.6 square decimeters compared with the original volume