Posted by Steven on .
The wind exerts a force of 284 N North on
a sailboat, while the water exerts a force of
132 N West on the sailboat.
What is the magnitude of the net external
force on the sailboat?
Answer in units of N

Physics 
Henry,
Fn = sqrt((x^2 + y^2),
Fn = sqrt((132)^2 + (284)^2) = 313.2N.