What three demensional solid has 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

How to determine whether two known pairs of points are on the same line.

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Select the number of ways in which a line and a circle can intersect