The side view of a cylinder is a square. The circumference of the bottom of the cylinder is its height

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• 1. The expansion of a cylinder's side area is a square with a side length of 18.84 cm. What's the surface area of the cylinder in square cm?
• 2. If the height of a cylinder is reduced by 1 cm, the surface area will be reduced by 18.84 square cm. What is the surface area of the cylinder
• 3. The surface area of a cylinder is 314 square centimeters. The bottom radius of the cylinder is 3 / 1 of the height. What is the side area of the cylinder?
• 4. The surface area of a cylinder is 314 square centimeters. The bottom radius of the cylinder is 4 / 1 of the height. What is the side area of the cylinder?
• 5. The surface area of a cylinder is 314 square centimeters. The bottom radius of the cylinder is 13 times higher. What is the side area of the cylinder?
• 6. The surface area of a cylinder is 314 square centimeters. The bottom radius of the cylinder is three times the height. What is the side area of the cylinder?
• 7. As shown in the figure, after a cylinder is cut off 5cm, the surface area of the cylinder is reduced by 31.4cm2
• 8. The bottom area of a cylinder is 6cm and the height is 10cm. Its side expansion is in the shape of []. The perimeter of the expansion is in the centimeter and the area is in the square centimeter
• 9. The radius of the bottom of a cylinder is 6cm and the height is 10cm. Its side expansion is () shape. The perimeter of the expansion is () and the area is () A good reward
• 10. When the radius of the bottom of a cylinder increases by 3 cm, the side area increases by 62.8 cm. If the perimeter of the bottom increases by 2 cm, how much does the side area increase
• 11. The side view of a cylinder is square, and the circumference of the bottom of the cylinder is high
• 12. If the height of the cylinder is equal to the circumference of the bottom, then the side view of the cylinder is a square
• 13. If the radius of the bottom of a cylinder increases by 4cm, its side area will increase by 125.6cm. If the perimeter of the bottom increases by 3cm, how much will its side area increase?
• 14. If the radius of the bottom of a cylinder increases by 2 cm, its side area will increase by 62.8 square meters. If the perimeter of its bottom increases by 2 cm, how many square centimeters will its side area increase?
• 15. The circumference and height of the bottom surface of a cylinder are equal. If the height is shortened by 2 cm, the surface area will be reduced by 12.56 square cm. Find the surface area of the cylinder
• 16. The side view of a cylinder is a square. The area of the square is 942 square decimeters. What is the surface area of the cylinder? We need the formula!
• 17. For a 2-meter-long cylindrical wood, after cutting off a 2-decimeter-long cylindrical block, the surface area is reduced by 12.56 square decimeters. What is the volume of the original wood?
• 18. After the side of a cylinder is expanded, a square with side length of 12.56 cm is obtained. What are the surface area and volume of the original cylinder
• 19. As shown in the figure, the height of a cylinder is 8 cm. If its height is increased by 2 cm, its surface area will increase by 25.12 square cm. The volume of the original cylinder is 2 cm______ Cubic centimeter
• 20. Roll a piece of rectangular paper 12.56 cm long and 6.28 cm wide into the largest cylinder. What is the volume of the cylinder in cubic centimeter? (excluding joints)