11. 12 squared

12 squared is 144! This mathematical operation is simply multiplying 12 by itself, or \(12 \times 12 = 144\). It’s like saying if you have a square garden where each side measures 12 meters, the area you cover will be 144 square meters. Perfect for planning out some gardening! And just for fun, squaring numbers can be seen in various patterns, like in the Pythagorean theorem where the sides of a right triangle relate through their squares. The magic of squares not only helps with geometry but also pops up in areas like economics and statistics! Isn't math fascinating?