A
b
14
23
B
*round to the nearest tenths place.
O 9.0
O 18.2
O 19.8
O26.9

Answer: 18.2
Step-by-step explanation:
[tex]14^{2}+b^{2}=23^{2}\\b^{2}=23^{2}-14^{2}\\b=\sqrt{23^{2}-14^{2}} \approx \boxed{18.2}[/tex]