From post C, An airplane and a helicopter travel to different islands.The plane travels.415 km N 60degrees45minutes E to island A. and the helicopter travels to island B at S 19degrees5minutes E for 120 km. what is the distance between tthe two island

Answer 1

Draw a diagram. You will see that the distance d is given using the law of cosines:

d^2 = 415^2 + 120^2 - 2*415*120*cos 100°10'

Answer 2

explain sir :(

Answer 3

sir explain sir?

Answer 4

why is the angle 100 degrees 10 minutes? wht is the equation like that?

Answer 5

sir steve ????