Question:

A non-flying ant wants to travel from the bottom corner to the diagonally opposite top corner of a cubical room. The side of the room is 2 meters. What will be the minimum distance that the ant needs to travel?

Updated On: Aug 9, 2024
  • 6 meters
  • 2√2+2 meters
  • 2√3 meters
  • 2√6 meters
  • 2√5 meters
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The Correct Option is

Solution and Explanation

The path of the ant will be shown in the figure below.
The length of the side that forms the hypotenuse of the right angles triangle with other two sides are 2 meters and 4 meters.
Minimum distance = √22 + 42 = √20 = 2√5 meters
Hence, option E is the correct answer.

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