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Homework• Using a 25‐m tape, a square lot was measuredand found to have an area of 1 hectare. If thetotal error in area is 4.004 square meter short,what is the error in each tape length?Prepared by: Andre‐Paul C. Ampong 25
Homework• A rectangular lot has a correct area of twohectares. Its length is twice its width. It thelengths of the sides were measured with a 50‐m tape that is 0.02 m too long, compute theerror in the area of the lot in square meter.Prepared by: Andre‐Paul C. Ampong 26
Page 1 and 2: ElementarySurveyingTape corrections
Page 3 and 4: Correction due to incorrect tape le
Page 11 and 12: Correction due to slope• For gent
Page 13 and 14: Correction due to temperature= α L
Page 15 and 16: Correction due to tensionC = p( P P
Page 17 and 18: Correction due to sagω2 L 3C = s24
Page 19 and 20: Correction due to wind• Error due
Page 21 and 22: More problems• A slope distance o
Page 23: More problems• A steel tape with

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