Textile Engineering > GATE 2023 > Optimization
Two vertical poles of height 6 m and 18 m are 10 m apart on a flat ground. A string needs to be connected from the top of one pole to a peg on the ground and then on to the top of the other pole. The minimum length (m) of the string is _______.
A
25
B
26
C
27
D
28

Correct : c

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