A driver travels 4.1 km west, 17.3 km north, and finally 1.2 km at an angle of 24.6 degrees west of north.?

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What is the driver's total displacement?

2007-02-13 09:29:46 · 2 answers · asked by Jose C 1 in Science & Mathematics ➔ Physics

Driver Travels:
north: 17.3 + (1.2 * cos (24.6))=18.4
West: 4.1 +(1.2*sin(24.6))=4.6
Total = sqrt (4.6^2+18.4^2)=18.9km

2007-02-13 11:34:09 · answer #1 · answered by Anonymous · 0⤊ 0⤋

JD missed the direction of the x component of the 1.2 km leg.

You should subtract 0.5 instead of add 0.5 to the 4.1.

2007-02-13 19:49:15 · answer #2 · answered by daedgewood 4 · 0⤊ 0⤋