Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
ashlyn.r
Group Title
Todd's friend Olivia is flying her stunt plane at an elevation of 6.3 km. From the ground, Todd sees the plane moving directly toward him from the west at a 49° angle of elevation. Three minutes later he turns and sees the plane moving away from him to the east at a 65° angle of elevation. How fast is Olivia flying in kilometers per hour?
 one year ago
 one year ago
ashlyn.r Group Title
Todd's friend Olivia is flying her stunt plane at an elevation of 6.3 km. From the ground, Todd sees the plane moving directly toward him from the west at a 49° angle of elevation. Three minutes later he turns and sees the plane moving away from him to the east at a 65° angle of elevation. How fast is Olivia flying in kilometers per hour?
 one year ago
 one year ago

This Question is Open

gianarpt Group TitleBest ResponseYou've already chosen the best response.1
the answer is 415!
 one year ago

ashlyn.r Group TitleBest ResponseYou've already chosen the best response.0
how!??!?! hahah ty !
 one year ago

gianarpt Group TitleBest ResponseYou've already chosen the best response.1
49 = d1 over 6.3 > d1 = 6.3 tan 49 ≈ 7.25 km
 one year ago

gianarpt Group TitleBest ResponseYou've already chosen the best response.1
tan 65 = d2 over 6.3 > d2 = 6.3 tan 65 ≈ 13.5 km
 one year ago

gianarpt Group TitleBest ResponseYou've already chosen the best response.1
Speed = Distance over Time ≈ 7.25 + 13.5 over 0.05 ≈ 415 km/hr
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.