Respuesta :

mathstudent55

Answer:

D) y = 4.8

Step-by-step explanation:

Because of the parallel lines and laws of proportions, you can set up a proportion.

5/3 = 8/y

5y = 3 * 8

y = 24/5

y = 4.8

wegnerkolmp2741o

Answer:

4.8

Step-by-step explanation:

The triangles are similar so we can use ratios

5            8

------ = --------

5+3     8+y

Using cross products

5(8+y) = 8* (5+3)

5(8+y) = 8*8

40+5y = 64

Subtract 40

5y = 24

Divide by 5

y =24/5

y =4.8

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