Respuesta :

move a2 to the left side of the equation so you have c2-a2. then divide by 2 to get b by itself. you are left with c2-a2 all over 2. the 2s will cancel and you'll be left with c-a=b

Answer:

[tex]b = \sqrt{csquare - a square[/tex]

Step-by-step explanation: