[tex]\large\text{$O ~valor ~das ~proje\c{c}\tilde{o}es ~dos ~catetos ~ \Rightarrow ~m = 4, n= 12 $}[/tex]
[tex]\large\text{$Letra ~a)~ 4 ~e ~12 $}[/tex]
Determine as medidas m e n.
[tex]b^2= a~. ~m\\\\8^2 = 16m\\\\64 = 16m\\\\16m = 64\\\\m = \dfrac{64}{16} \\\\m = 4[/tex]
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[tex]n = a - m\\\\n = 16 - 4\\\\n = 12\\\\[/tex]
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