Duolingo isn't just about helping people learn languages anymore. The company has released Duolingo Math on iOS, over a year after it first teased the app. Naturally, Duolingo Math shares a lot of DNA ...

Pythagoras Theorem states that for a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides. Practice applying Pythagoras’ theorem ahead of your ...

Arc length is a fraction of circumference. Area of a sector is a fractions of the area of a circle. Both can be calculated using the angle at the centre and the diameter or radius. Practice circle ...

Below are 10 scenarios involving mathematics. Consider how you’d feel in any of these situations — from no big deal to verging on a panic attack — and then pick the option that best describes you. You ...