What is the least number of planes that can / enclose a solid? What is the name of the solid.
The least number of planes that can enclose a solid is 4. The name of the solid is Tetrahedron.
What is the least number of solid metallic spheres, each of 6 cm diameter, that should be melted and recast to form a solid metal cone whose height is 45 cm and diameter 12 cm ?
What is the name of a solid figure with 8 vertices?