(Optional) Select Define rectangle from
center in the Options panel to start
drawing the rectangle by clicking the point for its center
instead of a corner.
Click to set the first corner of the rectangle.
Move your mouse over
the sketch grid to preview the rectangle. Dashed lines appear when you
create a square or golden rectangle.
You can dimension the points relative to other sketch
objects.
Click to set the length of the second side.
Note: Click and drag to draw the first side, then click to set
the length of the second side.