👉 In mathematics, a semicupola is a figure formed by two parallel lines with one of them being a semi-circle. It has four sides and four vertices. A semicupola can be considered as an extension of the concept of a circle in three dimensions, where it represents the intersection of two circles that are not directly touching each other but are within a smaller circle. A semicupola is named after its unique shape and orientation. The semicupola has four sides (