Chapter 14.3B, Problem 7A

For each of the following, determine whether the given numbers represent lengths of the sides of a right triangle

a. $\frac{3}{2}$, $\frac{4}{2}$ and $\frac{5}{2}$

b. $\sqrt{2}$, $\sqrt{3}$ and $\sqrt{5}$

c. $18$, $24$ and $30$