Match the followings
I. Ratio of long chord to tangent length of a simple circular curve of radius R and deflection angle Δ°
II. Ratio of long chord to the length of simple circular curve of radius R and deflection angle Δ°
A. sin (Δ°/2)
B. cos (Δ°/2)
C. 2cos(Δ°/2)
D. 360° sin (Δ°/2)/Δπ
E. 360° cos (Δ°/2)/Δπ
1
I - A, II - D
2
I - C, II - E
3
I - D, II - C
4
I - C, II - D