Math for Surveyors - Esri

Math For Surveyors

James A. Coan Sr. PLS

Topics Covered

1) The Right Triangle

2) Oblique Triangles

3) Azimuths, Angles, & Bearings

4) Coordinate geometry (COGO)

5) Law of Sines

6) Bearing, Bearing Intersections

7) Bearing, Distance Intersections

Topics Covered

8) Law of Cosines

9) Distance, Distance Intersections

10) Interpolation

11) The Compass Rule

12) Horizontal Curves

13) Grades and Slopes

14) The Intersection of two grades

15) Vertical Curves

The Right

Triangle

Side Opposite (a)

B

A

C

Side Adjacent (b)

a

SineA =

c

b

CosA =

c

c

CscA =

a

c

SecA =

b

a

TanA =

b

b

CotA =

a

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