Outrageously Funny Word Dictionary :: Enneahedrons

👉 Enneahedrons are a class of trapezoidal quadrilaterals, which are similar to rectangles but instead of being parallelograms, they have four right angles. They are named after the Greek mathematician Pythagoras, who is known for his work on trigonometry and geometry. Enneahedrons can be classified into two types: convex (which means they have four equal sides) and concave (which has only three). In a convex enneahed

enneahedrons