Area Problems
The ratio of the corresponding sides of two similar triangles is 3 : 4, The ratio of their areas is?

4 : 3
? 3: 2
9 : 16
3 : 4

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Area Problems
The cross section of a canal is a trapezium in shape . If the canal is a trapezium in shape. If the canal is 10 meters wide at the top and 6 meters wide at bottom and the area of cross section is 640 sq. meters The depth of canal is?

40 meters
384 meters
160 meters
80 meters

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