How many corners does a a 3D cone have?

How many bags of cement per cubic meter? What shape has 8 vertices 12 edges and some rectangular faces? How much is a line up? What is the next number in the sequence 2 4 24 6 8? What 3D shape has 4 vertice's - 6 edges - 4 faces? What do you call a meter reader? Are the numbers 75 and 99 relatively prime? What is a quadrilateral inscribed in a circle called? Does a A point on the coordinate plane at (2 -2) is located in Quadrant IV.? How do you find the correct answer in a multiple choice test? What is the surface area of sphere of a radius 2 meter? What includes operations such as addition subtraction multiplication and division as well as comparing one data item to another one? How many square yards of carpet is needed for a 12 by 15 foot room? Have many feet does a quadrupeds? What linear expression would you need to add to (-6x+3) to have a sum of -x? How do you write 5 million in roman numerals? How many ways can you arrange eight colors of towels on a shelf? How do you write What is eighty eight thousand one hundred and five as digits? Mankind always takes up only search problem and can solve? How many meters is 1 kilometer?