One of the Lehmann's rules of plane tabling, is

[A].	location of the instrument station is always distant from each of the three rays from the known points in proportion to their distances
[B].	when looking in the direction of each of the given points, the instrument station will be on the right side of one and left side of the other ray
[C].	when the instrument station is outside the circumscribing circle its location is always on the opposite side of the ray to the most distant point as the inter-section of the other two rays
[D].	none of these.

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.