Make use of a protractor to get an exact angle measurement. Insert a further 2-three inches to your width of each portion to permit to the blinds to overlap and provide greatest coverage.# ???? ??? ???? ???????? ?? ?? ??? ??? ????? ??? ?? ??? ?? ??? ????? ???? ?????? ??????_????? : ??? ?????? : ?? ?? ???? ??? ??? ?? ?? ??? ??? ?? ????? ???? ?? ?? ?