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A field is in the shape of a trapezium h...

A field is in the shape of a trapezium having parallel sides `90` `m` and `30` `m`.
These sides meet the third side at right angles. The length of the fourth side is `100` `m`. If it costs `Rs` `4` to plough `1` `m^(2)` of the field, find the total cost of ploughing the field.

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To solve the problem step by step, we will follow these steps: ### Step 1: Identify the dimensions of the trapezium The trapezium has two parallel sides: - AB = 90 m (longer parallel side) - CD = 30 m (shorter parallel side) The other two sides are: ...
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