The volume of the cone is 36 cm, the bottom area is 18 cm, and the height is?

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• 1. If the volume of a cone is constant, the area of its bottom is inversely proportional to its height______ ．
• 2. If the volume of a cone is constant, the area of its bottom is inversely proportional to its height______ ．
• 3. The volume of a cone is certain. The area of the bottom of a cone is not proportional to its height. Why? The length of the road is fixed every day. The length of the road is not proportional to the number of days. Why? Come back!
• 4. Tell the parallelogram area how to find the bottom and height
• 5. In order to keep the area of the parallelogram unchanged and increase the height to 4 times of the original, the bottom should be ()
• 6. Parallelogram has a certain area, its bottom and height______ (whether in inverse proportion) reason:______ ．
• 7. The base and height of the parallelogram increase by 1 / 3, and the area of the parallelogram increases by several parts
• 8. The two bases of a parallelogram are 6 decimeters and 4 decimeters in length respectively. One of the parallelogram is 5 decimeters high and the area of the parallelogram is 5 decimeters How many square decimeters? To calculate formula, method
• 9. If the length of the hypotenuse of an isosceles triangle is a, then its area is?
• 10. The bottom is 12.56cm, the height is 8cm triangle area ..
• 11. If the volume of a cone is constant, is the area of its bottom proportional to its height? What is the proportion?
• 12. The base area of the cone is fixed, and the volume and height of the cone are in direct proportion______ (judge right or wrong)
• 13. The volume of a cone is fixed, and its bottom area and height are in direct proportion? And explain the reason Because
• 14. The volume and the bottom area of the cone () fill in the brackets with positive proportion or negative proportion or not. If it is proportion, please clarify the relationship between the two quantities
• 15. Judge whether the two quantities in the following questions are in inverse proportion, and explain the reason: the triangle has a certain area, its bottom and height
• 16. The bottom of a triangle is 10 cm. Is its area proportional to its height? Why?
• 17. The height and bottom of two triangles are equal, and their areas must be equal What if the height and the bottom are not in the same group? By the way, it's for primary school students. Is it complicated for me???
• 18. If the area ratio of two similar triangles is 1:4, then the similarity ratio of the two triangles is 1:4
• 19. The height of a triangle is 4 times larger than that of a triangle
• 20. What's the area of the triangle when its bottom is enlarged three times and its height remains unchanged