What is 4 squared?

To find 4 squared, you multiply 4 by itself. This is denoted mathematically as ( 4^2 ), which means ( 4 \times 4 ).

When you perform the multiplication, you get:

[

4 \times 4 = 16

]

This shows that 4 squared equals 16, making the correct answer C. Squaring a number is a fundamental concept in mathematics, often used to understand larger areas, volumes, and in various applications including algebra and geometry.