A hiker walks 3.79 m, N and 3.80 m, E. What is the magnitude of his resultant displacement?

5.37

Explanation:

using Pythagoras theorem

X²=3.79²+3.80²

X²=14.3641+14.44

X²=28.8041

X=√28.8041

X=5.3669

X=5.37m N.E to 2d.p

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d