If diana walks forward and her angle looking to the top of the building changes to 40°, how much closer is she to the building?

Question

1 year ago

12

round the answer to the nearest tenth of a foot. 10.3 ft 17.6 ft 30.2 ft 97.2 ft

1 answer:

frozen [14] · Answer 1 · 2023-10-16T13:48:35+03:00

6 0

Answer:

17.6 ft

Step-by-step explanation:

tan 37 = 130/x

x = 130/tan 37 = 130/0.7536 = 172.5 feet

tan 40 = 130/y

y = 130/tan 40 = 130/0.8391 = 154.9

172.5 - 154.9 = 17.6 ft