how to calculate the rotation value for the MS Office Powerpoint Shapes from the xml data given

Question

I want to get the proper rotation value to draw the shape of the MS office Powerpoint 2007 file from the given OOXML data as below :

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Answer 1

Divide it by 60000 to get the rotation angle. In this case, 5400000/60000=90 degrees. It is an in-place rotation, meaning it rotates on Center X and Center Y.