2. The following interior angles of a triangle were measured with the same precision Hint: Weight = LCD of the No.of Measurements %3D No.of measurement of that angle Weight of that angle Angle Error = Total Weight Angle Value No. of measurements A 41° В 77° 6 63° Determine the most probable value of angle A Determine the most probable value of angle B а. С. Determine the most probable value of angle C

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Problem #1: Leveling in a loop Leveling is performed to determine elevations on the ground and heights of instruments at each setup. Data is provided in the table below. FS Station J TP1 TP2 TP3 K TP4 TP5 J BS A 5.18 2.91 7.39 E 4.22 5.32 HI 319.83 322.87 322.1 D 322.93 F 320.33 315.36 Determine the following: 2.14 с 6.04 4.27 5.96 6.18 4.97 ELEV 315.76 B 319.19 316.06 319.18 316.97 315.01 G a. The unknown values A, B, C, D, E, F, and G in the table. b. Perform a math check. c. If the starting and ending elevations at point J are not the same, adjust the elevations.

The error of curvature and refraction of distance 1243.36 m, is: Answer: Choose... + What is the percentage of superelevation of a road with a 70 kph design speed and curve radius 1750.36 m? Answer: Choose... + If the systematic error in one measurement 12 mm, the total systematic errors in 7 measurements is: Answer: