Using the Pythagorean Theorem.

Solve a2+b2=c2\displaystyle {a}^{{2}}+{b}^{{2}}={c}^{{2}} for each given variable.

 1) a=\displaystyle {1}{)}\ {a}=   

2) c=\displaystyle {2}{)}\ {c}=   

3) b=\displaystyle {3}{)}\ {b}=