Jìsuàn píngfānggēn shì chūzhōng shùxué de jīchǔ nèiróng.
Calculating square roots is a foundational topic in middle school mathematics.
Tips
memory
平方 means 'square' (literally 'flat, even square'), and 根 means 'root'. So 平方根 is literally 'the root of the square' - a perfect literal translation of the mathematical concept.