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in 3D Coordinate Geometry by (50.2k points)
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Fill in the blanks:

The length of the longest piece of a string that can be stretched straight in a rectangular room whose dimensions are 10, 13 and 8 units are ______.

1 Answer

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Best answer

√333

Explanation:

The longest string that can be stretched straight inside a rectangular room is going to be the diagonal of the room.

Length of diagonal of a rectangular room of length ‘l’, breadth ‘w’ and height ‘h’ is given by – 

∴ longest piece of string that can be stretched = 

= √(100+169+64)

= √333

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