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please solve the Problem ( B)
3-1. Given four parts of each of the following compound curves. Compute the three unknown parts. Each curve may be paired wit


50 COMPOUND AND REVERSE CURVES A 0° 100 IL DL lou Is Ds Figure 3-2
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Given that: Case No.2 : Ig = 37° 18 30 IL = 23°4010 TL = 518.22 D (arc def) = 5°30 I = Ist IL 34° 18 30+ 23° 40 10 =ts = 2 x Rg tan ( Is/2) - 2 x 6 35.149 tan / 9 15). - 2 x 6 35.149 tan ( 18° - 2x (206-54) = 413.08 Tg. = 413.08

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