Respuesta :

By the Pythagorean theorem:

[tex]third \ side = \sqrt{74^2-24^2} = \sqrt{5476-576}= \sqrt{4900}=70 \ in [/tex]
Use Pythagorean theorem.

[tex]A= \sqrt{C^{2}- B^{2}} A= \sqrt{74^{2}- 24^{2}} A= \sqrt{5476 -576} A= \sqrt{4900} A= 70 [/tex]

Therefore the 3rd side is 70 inches.