How many square feet in 4 feet by 4feet?

Ah, what a delightful question! When you have a square that is 4 feet by 4 feet, you can find the total square footage by multiplying the length by the width. So, 4 feet multiplied by 4 feet equals 16 square feet. Isn't it just wonderful how simple math can help us appreciate the beauty of our surroundings?