Lili walks 100 m to the east, and then 300 m to the south. Match the answers with questions. (Hint: Draw the vector diagram.) v Lili's distance A. 316 m, 18° South of East Lili's displacement B. -300 m Lili's displacement due east C. 400 m v Lili's displacement due north D. 400 m, 18° South of East E. -100 m F. 300 m G. 400 m, 72° South of East H. 100 m I. 316 m, 72° South of East

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Chapter1: Units, Trigonometry. And Vectors
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Lili walks 100 m to the east, and then 300 m to the south. Match the answers with questions. (Hint: Draw the vector diagram.)
v Lili's distance
A. 316 m, 18° South of East
Lili's displacement
B. -300 m
v Lili's displacement due east
C. 400 m
Lili's displacement due north
D. 400 m, 18° South of East
E. -100 m
F. 300 m
G. 400 m, 72° South of East
H. 100 m
I. 316 m, 72° South of East
Transcribed Image Text:Lili walks 100 m to the east, and then 300 m to the south. Match the answers with questions. (Hint: Draw the vector diagram.) v Lili's distance A. 316 m, 18° South of East Lili's displacement B. -300 m v Lili's displacement due east C. 400 m Lili's displacement due north D. 400 m, 18° South of East E. -100 m F. 300 m G. 400 m, 72° South of East H. 100 m I. 316 m, 72° South of East
Expert Solution
Step 1

First leg of Lili's trip (d1) = 100 m to east d1= 100 i^ m Second leg of Lili's trip (d2) = 300 m to southd2= 300 (-j^) m  

 

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