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An object moves along a rectangular …

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An object moves along a rectangular path of sides 20m and 40m respectively. It takes 30 minutes to complete two rounds. What is the speed of the objects?
  • 1 answers

Sia ? 2 years, 10 months ago

Distance = Length of path travelled
= AB + BC
= 15 + 9
= 24 km
Displacement = Shortest path from initial to final position
= AC
= (AB)2 +(BC)2 {Pythagoras Theorem}
= 225 + 81
= 17.5 km

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