Question

What's different about these equations? A = lw V = lwh D = rt ${a}^{2} + {b}^{2} = {c}^{2}$

Answer 1

Equation 1 calculates the area of a plane rectangular shape

The second equation calculates the volume of a rectngular solid

The third calculates the distance given the spped and the time

The last equation calculates the square of the length of the longest side in a right-angled triangle (the hypotenuse) using the pythagoras' theorem