Respuesta :

Hrishii

Answer:

[tex] 4y^2 [/tex]

Step-by-step explanation:

[tex]length \: of \: rectangle \\ = \frac{area}{width} \\ \\ = \frac{12 {y}^{5} }{3 {y}^{3} } \\ \\ = 4 {y}^{5-3} \\ \\ \red{ \bold{ length \: of \: rectangle = 4 {y}^{2} }}[/tex]

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