In this video I will show you how to complete the square by working through 28 different examples. We will focus on basic completing the square problems when a=1. I make short, to-the-point online ...

The central limit theorem started as a bar trick for 18th-century gamblers. Now scientists rely on it every day.

Every year, math nerds and dessert enthusiasts unite to celebrate Pi Day on March 14, a date whose digits represent the first ...

In this simulation, 66 of the 100 needles crossed a line (you can count ’em). Using this number, we get a value of pi at 3.0303—which is not 3.14—but it's not terrible for just 100 needles. With ...

👉 Learn how to find the complement and the supplement of a given angle. Two angles are said to be complementary if they add up to 90 degrees (pi/2 in radians) and are said to be supplementary if they ...

No bad luck here—just lots of fascinating math that explains why the 13th of a month so often falls on a Friday ...

Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical ...

Brainteasers are known as entertainment sources but apart from being a leisure activity, they also serve many benefits. For example, math puzzles help in improving cognitive skills which further ...

Zach D. Berg ’28 is a History and Government concentrator in Adams House. Daniel Zhao ’28 is a Math and Computer Science concentrator in Adams House. Many economists agree that the only thing worse ...

The New York State Education Department is pushing new math guidelines, including a recommendation that teachers stop giving timed quizzes — because it stresses students out. The new guidelines also ...