The nine rectangles A, B, C, D, E, F, G, H and I overlap one another. Rectangle A intersects rectangles D and F; this ...

The total area of a compound shape is found by adding up the areas of the rectangles that have created the whole shape. This may be done in more than one way. The calculation may use a subtraction of ...

Golden Rectangle ruthlessly mined just to form a cone. The post Math Puzzle for December 19, 2025 appeared first on Alameda ...

An ellipse is one of four conic sections, i.e. instruments of anguish in math classes. The ellipse obeys the equation: (x/a) ² + ( y/b) ² = 1. In this specific case a = 40, while b = 30. An ellipse is ...

But now, two mathematician friends have used their quarantine time to crack a variation of the age-old geometry problem. They analyzed a set of loopy shapes called smooth, continuous curves to prove ...