A 4-ft vertical post casts a 12-in shadow at the same time a nearby cell phone tower casts a 122-ft shadow. How tall is the c

Question

3 years ago

13

ell phone tower?

1 answer:

zepelin [54] · Answer 1 · 2022-07-18T01:58:11+03:00

3 0

Answer:

the cell phone tower is 488 ft

Step-by-step explanation:

change 12 in = 1ft

4ft x ft

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

1ft shadow 122 ft shadow

using cross products

4 * 122 = 1 * x

488 = x

A 4​-ft vertical post casts a 12​-in shadow at the same time a nearby cell phone tower casts a 122​-ft shadow. How tall is the c