A boy travels 8 km eastward to a point B and then 6km northward to...

WAEC 2002

A boy travels 8 km eastward to a point B and then 6km northward to another point C. Determine the difference between the magnitude of displacement of the boy and distance travelled by him

A. 2.0km
B. 4.0km
C. 10.0km
D. 13.0km

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Correct Answer: Option B

Explanation

AC = \(\sqrt{8^2 + 6^2}\) = 10km

Distance travelled = 8 + 6 = 14km

Difference = 4 - 10 = 4km

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A boy travels 8 km eastward to a point B and then 6km northward to...

Correct Answer: Option B

Explanation

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