Use polygon méthód ušéd lét 1km:1cm 174. A sailor in a small sailboat encounters shifting winds. She sails 2.00 km east, then 3.50 km southeast, and then an additional distance in an unknown direction. Her final position is 5.80 km directly east of the starting point (Fig. 1.39). Find the magnitude Figure 1.39 Problem 1.74.

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Chapter2: Vectors
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Problem 79AP: A skater glides along a circular path of radius 5.00 m in clockwise direction. ‘When he coasts...
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Use Component and Polygon method

Use polygon method used let
1km:1cm
L74. A sailor in a small sailboat encounters shifting winds. She
sails 2.00 km east, then 3.50 km southeast, and then an additional
distance in an unknown direction. Her final position is 5.80 km
directly east of the starting point (Fig. 1.39). Find the magnitude
Figure 1.39 Problem 1.74.
w-
START
FINISH
5,80 km
2.00 km
Z45.0°
3.50
km
Third
leg
and direction of the third leg of the journey. Draw the vector addi-
tion diagram and show that it is in qualitative agreement with your
numerical solution,
Transcribed Image Text:Use polygon method used let 1km:1cm L74. A sailor in a small sailboat encounters shifting winds. She sails 2.00 km east, then 3.50 km southeast, and then an additional distance in an unknown direction. Her final position is 5.80 km directly east of the starting point (Fig. 1.39). Find the magnitude Figure 1.39 Problem 1.74. w- START FINISH 5,80 km 2.00 km Z45.0° 3.50 km Third leg and direction of the third leg of the journey. Draw the vector addi- tion diagram and show that it is in qualitative agreement with your numerical solution,
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