This is referred to as a close. If the 1st and final bearings are distinct, this displays the error during the survey, called the angular misclose. The surveyor can use this data to prove that the work fulfills the envisioned standards. বাংলাদেশের উপজেলা সমূহের ডিজিটাল মানচিত্র (টপোগ্রাফিক) প্রণয়ন Surveyors prevent https://devendrav752ovd9.wiki-jp.com/user