1.

*$_If B is the width of formation, d is the height of the embankment, side slope S : 1, for a highway with no transverse slope, the area of cross-section is?

A. B + d + Sd
B. Bd + Sd2
C. B √ó d - Sd1/2
D. ¬Ω (Bd + Sd2)
Answer» C. B ‚àö√≥ d - Sd1/2


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