Question

A lighthouse casts a 128-ft shadow. A nearby lamppost that measures 5

Answer 1

Answer:

80 ft

Step-by-step explanation:

Let the height of the light house be x feet.

$\therefore \: \frac{128}{8} = \frac{x}{5} \\ \\ x = \frac{128 \times 5}{8} \\ \\ x = \frac{640}{8} \\ \\ x = 80 \: feet$