A and B Represent the Two Legs of a Right $\mathrm { a } = 20 \mathrm { ft } , \mathrm { c } = 52 \mathrm { ft }$

Multiple Choice

a and b represent the two legs of a right triangle, while c represents the hypotenuse. Find the length of the unknown side.
- $\mathrm { a } = 20 \mathrm { ft } , \mathrm { c } = 52 \mathrm { ft }$

A) $b = 49 \mathrm { ft }$
B) $b = 56 \mathrm { ft }$
C) $b = 36 \mathrm { ft }$
D) $b = 48 \mathrm { ft }$