Two students who discovered a seemingly impossible proof to the Pythagorean theorem in 2022 have wowed ... triangle's two ...

The instructions, however, don’t forbid cuts that do not run along the square grid. Using the Pythagorean theorem, one can confirm that the two diagonal cuts below have a length of 5.

Videos circulating on social media reveal DeepSeek's evasive response to a question about the 1989 Tiananmen Square incident.

What it means is that in a right triangle (where one angle equals 90°), the sum of the squares of two sides equals the square of the hypotenuse (the longest side).

The area of the largest square is the sum of the area of the other two squares. \(25~\text{cm}^\text{2} = 9~\text{cm}^\text{2} + 16~\text{cm}^\text{2}\) This is Pythagoras' theorem. Pythagoras ...

Substitute the values of a, b and c into Pythagoras’ theorem to give 2² + 4² = \(c\)². 4 + 16 = 20 To find the value of \(c\), calculate the square root of 20 This gives the final answer of ...