Hi guys,

I am new to the hp50g. I have a uni tutorial asking me to solve the following, and I have no idea how to add the "sec" part into the equation.

It is for solving the secant length of a circular curve setout.

Photo below. any help would be much appreciated. This calculator is driving me crazy!

secant%20length.tiff

Any ideas?

This Content Originally Published by a land surveyor to Land Surveyors United Network

Views: 809

See Your Saved Posts Timeline

☇ Reply to this

Replies to This Discussion

Paul,

Secant is the Reciprocal of Cosine:

Dave

60' equals 1 degree

12'               x?

x=0.2 degrees , so the equation becomes 600*(sec9.2/2 -1)=600*(sec4.6-1)=600*(1.0032315-1)=1.938m, where sec=1/cos4.6=1.0032315....

RSS

Where Thousands of Professional Land Surveyors, Students of Surveying and Educators are United through Collaborative Knowledge and Purpose.

Tools,Apps and Quick Guides

Surveyor Community Hubs For World Regions

Surveying Hubs For US States

Social Support For Equipment

Surveying Photos by Tag

Surveying Videos by Tag

BMC logoSupport Us! +LandSurveyorsUnitedon Google+

Next Generation Land Surveyor Community Where Every Day is a Surveying Conference

Surveyor Birthdays

Surveyor Birthdays Tomorrow

© 2018   © Created by Land Surveyors United   Powered by

Badges  |  Contact LSU  |  Privacy Policy  |  Terms of Service