The cross-section of a canal is trapezium in shape. The canal is 12 m wide at the top and 8 m wide at the bottom. If the area of the cross-section is 840 sq. m, the depth of the canal is |
|||||||
(a) |
8.75 m |
(b) |
42 m |
(c) |
63 m |
(d) |
84 m |
The cross-section of a canal is trapezium in shape. The canal is 12 m wide at the top and 8 m wide at the bottom. If the area of the cross-section is 840 sq. m, the depth of the canal is |
|||||||
(a) |
8.75 m |
(b) |
42 m |
(c) |
63 m |
(d) |
84 m |