1.

The cross-section of a road partly in banking and partly in cutting is shown in the given figure. The area of the shaded portion is

A. ⅓ × (b - rd)²/(r - s)
B. ⅓ × (b - rd)²/(r + s)
C. ½ × (b + rd)²/(r - s)
D. ⅓ × (b - rd)²/(s - r)
Answer» B. ⅓ × (b - rd)²/(r + s)


Discussion

No Comment Found