Asked by Sarah

A pilot direct his plane north and the plane's velocity in still air is 245km/hr. If there is a strong wind of 105km/hr blowing west, what is the ground velocity of the plane?
Answered by Elena
v=sqrt{(pl)²+v(wind)²} = ...
α= arctan{ w(pl)/v(wind)}=...
north of west
Answered by Anonymous
What does sqr and arctan means
Answered by Elena
sqrt =square root,

arctan = tan⁻¹
- inverse trigonometric function –
There are no AI answers yet. The ability to request AI answers is coming soon!