The correction to be applied to each 30 metre chain length along θ° slope, is« Back to Previous Page

A. 30 (sec θ - 1) m B. 30 (sin θ - 1) m C. 30 (cos θ - 1) m D. 30 (tan θ - 1) m E. 30 (cot θ - 1) m.

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