AO Advice: How Your High School is Evaluated in the College Admissions Process Get the inside scoop on how colleges assess your high school and its course rigor. Featuring a former Admissions Officer, ...

Everyone learns the number one rule about triangles in high school: the angles of a triangle add up to 180 degrees. But did you know that sometimes they don't? Triangles are much more interesting than ...

Academic teams from Triangle Math & Science Academy and Lee Early College face off in the Jan. 3, 2026, edition of Brain Game.

Well, what is the best way to cut a sandwich in half? Surely triangles don't really have "more sandwich," right? That's geometry and the law of conservation of matter. But something about the ...

Discusses the properties and types of triangles, explaining that a triangle is a closed figure with three sides and angles. It categorizes triangles into equilateral, isosceles, scalene, obtuse, right ...

Many children's concept of a triangle is limited to the familiar equilateral triangle with a horizontal base. In this lesson, students will explore and identify a variety of triangular shapes using ...