A cuboid is 10cm long, 8cm wide and 5cm high. Cut it into two identical cuboids, and the surface area is increased by () cm, at least by () cm fast
A cuboid is 10cm long, 8cm wide and 5cm high. When it is cut into two identical cuboids, the surface area increases by (10 × 8 × 2 = 160) cm at most and (8 × 5 × 2 = 80 square cm at least
RELATED INFORMATIONS
- 1. Cut a cuboid 8 cm in length, 5 cm in width and 3 cm in height into a cube with the largest volume. The volume of this cube is about______ .
- 2. Cut a cuboid 8 cm long, 5 cm wide and 3 cm high into a cube with the largest volume. What is the volume of the cube? What is the remaining volume
- 3. The length, width and height of a cuboid are 8cm, 3cm and 3cm respectively, and the volume of another cuboid is three times that of the cuboid
- 4. What's the volume of the sawn off part when sawing a cuboid 8 cm long, 3 cm wide and 3 cm high into the largest cube?
- 5. When the height of a cuboid is 8 cm, its bottom is a square with a side length of 3 cm, So how much is the feature volume increased?
- 6. A cuboid with 3cm side length and 8cm height on the bottom is chiseled out to make the largest cuboid. What is the volume of the chiseled out part
- 7. The four sides of the cuboid with a square bottom can just form a square with a side length of 8cm to calculate the cuboid volume
- 8. Saw a 2.4-long cuboid wood into 5 sections, the surface area increased by 96 square centimeters, find the original volume of the wood is how many cm
- 9. Cut a rectangular wood 8 cm long, 6 cm wide and 4 cm high into two rectangles. What is the maximum sum of the surface area of the two rectangles
- 10. A cuboid is 8cm in length, 6cm in width and 5cm in height. Saw it into two identical cuboids. What is the maximum increase in surface area 5cm high
- 11. After the cuboid's height = width and length - 2.5cm, it is a cube with a surface area of 150 square cm. What's the cuboid's volume?
- 12. The sum of the edge lengths of a cuboid is 60cm. The known length is 6cm and the width is 5cm. What are the surface area and volume of the cuboid?
- 13. The height of a cuboid is reduced by 5cm and becomes a cube. Its surface area is 200 square centimeters less than that of the cuboid. The surface area and volume of the cuboid
- 14. If the height of a cuboid is 30 cm and the cross section is square, if the height is increased by 5 cm, the surface area will be increased by 960 square cm, and the surface area and volume of the original cuboid will be calculated
- 15. A cuboid with a height of 40cm and a square cross section will increase its surface area by 80 cm2 if the height is increased by 5cm. Calculate the surface area and volume of the original cuboid
- 16. After the edge length of a square is shortened by half, the surface area of the small cube is 72 square centimeters less than the original. What is the surface area of the original square?
- 17. A cube with a surface area of 72 square centimeters, cut into two identical cuboids, the surface area increased by () square centimeters In addition to writing the answer, tell me why it is equal to the answer
- 18. The total edge length of a cube is 72 cm. How about its surface area?
- 19. The total edge length of a cube is 72 cm. What's the length of one side of a cube? What's its surface area
- 20. The surface area of a cube is 54 square decimeters. What is the sum of all the edges of the cube?