7. A boat in calm seas travels in a straight line and ends the trip 22 km west and 53 km north of its original position. To the nearest tenth of a degree, find the direction of the trip.

Question

7.   A boat in calm seas travels in a straight line and ends the trip 22 km west and 53 km north of its original position. To the nearest tenth of a degree, find the direction of the trip.

ivancsc1996 · Answer

Ok the tangent of the angle (theta) is $$\tan \theta=\frac{ a }{ b }=\frac{ 22km }{ 53km } \rightarrow \theta=\tan ^{-1}(\frac{ 22 }{ 53 })$$

anonymous · Answer

is this the whole problem?

ivancsc1996 · Answer

|dw:1364857793023:dw| Yeah, I don't have a calculator so I can't give you the exact answer sorry but that's the whole problem.

anonymous · Answer

I still dont get this can someone help

anonymous · Answer

@radar

anonymous · Answer

@ivancsc1996

radar · Answer

Do you have a calculator?, |dw:1364858543771:dw|