Re: how to calculate the area of polygon?

Joaquim Luis <[email protected]>
Newsgroups gmane.comp.gis.gmt.user
Message-ID <[email protected]> 
gmtspatial -Q seams to do it.

http://gmtrac.soest.hawaii.edu/doc/5.1.0/gmtspatial.html

Joaquim

> Dear sir
>
>
> Could you tell me how to calculate the area of polygon(hour points) like
>
> 1. 5:00E 55:00S
> 2. 6:00E 55:00S
> 3. 6:00E 56:00S
> 4. 5:00E 56:00S
>
> regards,
>
> takaya


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