Question

A man travels 7 km due north and then 9 km due east. At end of his journey find his bearing from starting point.

Answer 1

Is it adding? Or pythagorean theorem?

Answer 2

is it correct AR= 9-7=2 km
whereby final answer 9.21 km

Answer 3

its not pythagorean i already tried to do it dosnt work

Answer 4

You want the angle... not the side length.

Answer 5

Ah, now I understand- the angle.
Now a question for you, do you remember which trig function to use??

Answer 6

You have a right-angled triangle,
distance travelled = √(81 + 49) = appr 11.4 km
tanØ = 9/7
Ø = appr 52.1°