Crawling cockroach
A cockroach that cannot fly wants to reach from one corner of the room to diagonally opposite corner of the room whose dimensions are metre. What will be the shortest possible distance for the cockroach to be travelled
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1 solution
Try making a rectangle with the largest side as the height, and the other two sides as the length. Now, use the pythagorean theorem and you'll get
5 2 + 7 2 = 2 5 + 4 9 = 7 4