Construction of Rectangle
1.Segment AB
2.Perpendicular line to segment AB through point B.
3.New point C on the perpendiculr line.
4.Parallel line to segment AB through point C.
5.Perpendicular line to segment AB through point A.
6.Intersection point D
7.Polygon ABCD
8.Show interior angles the rectangle.
9.Showlength of the sides of the rectangle
10.Hide all the lines.
11.Save the construction.
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