Sanya has a piece of land which is in the shape of a rhombus. She wants her one daughter and one son to work on the land and produce different crops. She divided the land in two equal parts. If the perimeter of the land is 400 m and one of the diagonals is 160 m, how much area each of them will get for their crops?

Explanation

Let `ABCD` is the field.
each side be `x`.

.
`bb"Perimeter of the field"=4x`

`4x=400`

`x=100m`

Length of the diagonal `BD=160m`

In `/_\ABD`

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