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If it is useful to you, consider supporting the channel by purchasing my spreadsheet for soil granulometric analysis, for a symbolic price: https://hotm.art/eMGhbd Introduction to topography, Planimetry, altimetry and planialtimetry, concepts of horizontal and vertical angles, horizontal, vertical and inclined distances. For video suggestions, questions or other information, contact us by email or social media. Email: [email protected] Facebook: facebook.com/dosedeengenharia Instagram: instagram.com/dose.de.engenharia Hugs to all!