Do the following side lengths form a right triangle? Explain. 18 ft, 23 ft, 29 ft

A: yes; 18^2+23^2=853=29^2
B: yes; 18^2+29^2=1165(equal sign with slash)23^2
C: no; 18^2+23^2=853(equal sign with slash)29^2
D: no; 18^2+29^2=1165(equal sign with slash)23^2