Civil Engineering - Highway Engineering - Discussion

47. 

The length of the side of warning sign boards of roads is

[A]. 30 cm
[B]. 40 cm
[C]. 45 cm
[D]. 50 cm

Answer: Option C

Explanation:

No answer description available for this question.

Ankush said: (Jul 4, 2016)  
How? Please explain.

Brijesh Kumar said: (Jan 16, 2017)  
Because this is a proper visible length.

Anagha said: (Dec 14, 2019)  
Warning sign board is triangular in shape and the length of one side is 45cm.

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