Comparison size: - 1.3 and - root 1.7, 8 / 8 root 10-3 and 1 / 8

RELATED INFORMATIONS

• 1. In solid geometry, if the volume of a triangular pyramid with equal edge length is 2 / 3 of its root sign, the surface area of the pyramid is
• 2. The volume of a regular pyramid is 2 / 3 of the root sign, and the minimum surface area is obtained
• 3. The surface area of a pyramid with 1 edge length is
• 4. What is the volume of a regular tetrahedron with a side length of 3 radical 2?
• 5. Let the length of six edges of a tetrahedron be 1,1,1,1, a, √ 2 respectively, and the edges with length a are different from the edges with length √ 2 around
• 6. It is known that the base of a triangular pyramid is an equilateral triangle with side length of 1, and the length of the two side edges is 2 / 13, then the length of the third edge is equal
• 7. The bottom of the Mitsubishi cone is an equilateral triangle with side length a, and the length of the two sides is (root number 13) a / 2. Try to find the value range of the third side length
• 8. How to set up a rectangular coordinate system for a pyramid whose base side length is 5, root 2, and side edge length is 13?
• 9. It is known that the three sides of △ ABC are a = 2, radical 5, B = radical 13 and C = radical 61. Try to find the area of △ ABC Associative figure
• 10. It is known that △ ABC ∽ def, the lengths of three sides of △ ABC are radical 2, radical 14, 2, and the lengths of two sides of △ def are 1 and radical 7 respectively, so the third side of △ def can be obtained To solve the process
• 11. The volume ratio of the inscribed sphere to the circumscribed sphere of a cube is______ ．
• 12. The volume ratio of the inscribed sphere to the circumscribed sphere of a cube is______ ．
• 13. If the volume of the circumscribed sphere of a cube is 36 π, the surface area of the cube is 0
• 14. Let the total area of a cube be 24 and find the volume of its circumscribed sphere
• 15. The surface area of cube with edge length a is equal to___ ; volume equal to___ The radius of its circumscribed ball is___ The volume of its circumscribed sphere is___
• 16. Let the surface area of a cube be 24. What is the volume of its inscribed sphere
• 17. If the total area of a cube is 24, then the volume of its circumscribed sphere is______ ．
• 18. The volume ratio of the inscribed ball to the circumscribed ball of the cube is, pro, to be explained in detail
• 19. What's the volume ratio between the inscribed ball and the circumscribed ball of a cube? I think the radius of the circumscribed ball is two-thirds root
• 20. If the vertices of a square whose edge length is 2cm are all on a sphere, then the volume of the sphere is