A Texas rancher wants to fence off his four-sided plot of flat land. He measures the first three sides, shown as A, B, and C in the figure below, where A = 4.50 km and 0, = 20°. y A + B + C + D = 0 C = 3.02 km W E D = ? km 20° e = ? D S 16° 7.5° B = 2.48 km A = 4.50 km He then correctly calculates the length in kilometers and orientation in degrees west of south of the fourth side D. What is his result in kilometers and degrees west of south? D = 3.06 X km 8, = 15.7 X ° west of south

College Physics
11th Edition
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Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A Texas rancher wants to fence off his four-sided plot of flat land. He measures the first three sides, shown as A, B, and C in the figure below, where A = 4.50 km and 0 = 20°.
C.
N.
y A+ B + C + D = 0
C = 3.02 km
C
e= ?
W
D = ? km
20°
16
7.5°
B = 2.48 km
%3D
A = 4.50 km
He then correctly calculates the length in kilometers and orientation in degrees west of south of the fourth side D. What is his result in kilometers and degrees west of south?
D =
3.06
X km
15.7
X °west of south
B.
Transcribed Image Text:A Texas rancher wants to fence off his four-sided plot of flat land. He measures the first three sides, shown as A, B, and C in the figure below, where A = 4.50 km and 0 = 20°. C. N. y A+ B + C + D = 0 C = 3.02 km C e= ? W D = ? km 20° 16 7.5° B = 2.48 km %3D A = 4.50 km He then correctly calculates the length in kilometers and orientation in degrees west of south of the fourth side D. What is his result in kilometers and degrees west of south? D = 3.06 X km 15.7 X °west of south B.
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