Respuesta :

miguelmoreno
The answer is d and because if you divide 15 by 5 it’s 3 so it’s 9
devishri1977

Answer:

Step-by-step explanation:

Both are similar triangles

[tex]\frac{a}{3}=\frac{15}{5}\\\\a=\frac{15}{5}*3\\\\a=3*3\\\\a= 9[/tex]

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