A breeder wants to fence off his four-sided plot of flat land, as shown in the figure. He measures the first three sides, labeled as A, B, and C, where A = 4.8 km, B = 2.64 km, and C = 2.78 km, and then correctly calculates the length and orientation of the fourth side D. What is the length of vector D in kilometer? Please explain how you got your answer in detail.

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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A breeder wants to fence off his four-sided plot of flat land, as shown in the figure. He measures the first three sides, labeled as A, B, and C, where A = 4.8 km, B = 2.64 km, and C = 2.78 km, and then correctly calculates the length and orientation of the fourth side D.

What is the length of vector D in kilometer? Please explain how you got your answer in detail. 

D = ? km
D
y A+B+C+D=0
C
?
7.5°
19°
A
B
16°
N
w_
W
to
E
Transcribed Image Text:D = ? km D y A+B+C+D=0 C ? 7.5° 19° A B 16° N w_ W to E
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