Ask
your own question, for FREE!
Physics
8 Online
An airplane flies 200km due west from city A to city B and then 300km in the direction of 30.0 degrees north of west from city B to city C. In straight-line distance, how far is city C from city A?
Still Need Help?
Join the QuestionCove community and study together with friends!
|dw:1378068284294:dw|
Apply cos rule , CA^2 = 200^2 + 300^2 - 2 (200)(300)cos120 CA=435.89km
how do you know that angle is 120???
oh never mind. thank you!
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
VERNEISH:
Two objects are moving along separate linear paths where each path is described by position, d, and time, t.
Maci:
what are the best stock apps for people who want to start investing?
Twaylor:
genuienly how do i get better self control i keep watcing youtube and theres this
IzzyCookie:
|dw:1792074056138:dw| Uhm, I don't know where to ask this, but I'm in college welding at my community college, and I need help learning vertical welding for
thehearken:
not sure if this is considered spam, im sorry if it is, but does anyone have tips
18 hours ago
0 Replies
0 Medals
4 days ago
3 Replies
2 Medals
1 week ago
3 Replies
0 Medals
2 days ago
9 Replies
1 Medal
1 week ago
2 Replies
1 Medal