Respuesta :

km20802

Answer:

10 ft

Step-by-step explanation:

create a ratio:

12/15=8/x

solve for x by cross multiplication.

xxamari

Answer:

10 ft

Step-by-step explanation:

We need to cross-multiply, making sure to keep the shadows in the denominator and the objects in the numerator.

[tex]\frac{12}{15} = \frac{8}{x}[/tex]

12x = 8*15

12x = 120

x = 120/12 = 10 ft

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