Question

The shape of the cross section of a canal is a trapezium. If the canal is 10 m wide at the top, 6 m wide at the bottom and the area of its cross section is 640 $m^2,$ find the depth of the canal.

Answer 1

We know that, for a trapezium

Here parallel sides are 10 cm and 6 cm, Area of trapezium = 640 sq. m