Conclusion: In the 4-way division of a trapezoid, you only "square" in one place junior high school entrance exam geometry, there are problems that deal with the area ratio of similar figures. Many ...

Jeff Smith's Math Puzzle for September 11, 2026 - Individual interests and collective interest join hands at the local paper.

“It’s a very rich area, to study tiny, small-scale shapes and uncover what the math hidden there can tell us,” Cosmin Pohoata says. “What makes math fascinating is that it’s the language for how ...