Respuesta :

ricchad

Answer:

x = 6 ft. long shadow

Step-by-step explanation:

its a ratio and proportion:

 15 ft. tall giraffe       =     5 ft. tall bird    

    18 ft. shadow                 x shadow

15 (x) = 18 (5)

x = 90 / 15

x = 6 ft. long shadow