Answer to Question #18267 in Mechanics | Relativity for Ashlyn Kennedy

Question #18267
A person walks 22 m East and then walks 38 m at an angle 49 degrees North of East. What is the magnitude of the total displacement?
1
Expert's answer
2012-11-15T09:27:44-0500
According to the law of cosines:

a = √(b² + c² - 2*b*c*cos(α)) = √(22² + 38² - 2*22*38*cos(180° - 49°)) ≈ 55.0 m.

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be first!

Leave a comment

Ask Your question

LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS