Area of the Rectangle=⁉️

In a rectangle ABCD ," E"is a point on AB ,such that DE&EC are at right angle to each other, Except this DC= 181,EC = 180 unit
With the help of this measurements in Area of the rectangle is to determine

Think this is easy.Provr it!
This puzzle looks easy,but con you⁉️ please try first youself and post your solution
Other wise I am here 😄for the solution #GeometryPuzzle
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Видео Area of the Rectangle=⁉️ канала maths Gyan by Meenakshi Sinha