Sight Lines
It is common to be asked questions such as "From Point A, which of the following would be visible?"
How to answers these types of questions:
Click to view the line of sight definition from ESRI.
How to answers these types of questions:
- Find the original location, i.e "From PointA"
- Find the other locations in the multiple choice question
- Draw straight lines from the original point to each of the locations in the question.
- Determine the height of the original location
- Determine the height of the other 4 locations.
- Examine the line to each point. If there is a higher point along the line then the original point, then you would not be able to see this point.
Click to view the line of sight definition from ESRI.