please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!
Show your work please !!!!!!

Answer: c = 9.42 or [tex]\sqrt{88.82}[/tex]
Step-by-step explanation:
[tex]a^{2}+b^{2}=c^{2}[/tex]
a and b = side lengths
c = hypotenuse
[tex]3.1^{2}+8.9^{2}=c^{2}[/tex]
[tex]9.61+79.21=c^{2}[/tex]
[tex]88.82=c^{2}[/tex]
[tex]\sqrt{88.82} =c[/tex]
[tex]c = 9.4244= 9.42[/tex]