Tag: mathematical principle
Mathematical game: the Egyptian triangle
We attribute to Pythagoras, the theorem which affirms that, in a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the two other…
Math game: controversy at the cash register
Do you have to be an expert at mental arithmetic or write down all the prices to check a bill at the supermarket? Maxime bought two pens, € 1.20 each,…