For Xinjiang candidates, their college entrance examination difficulty belongs to the general level and belongs to the ordinary mode. It is estimated that the difficulty of the college entrance examination in Xinjiang will not be greatly improved or reduced in the future, and there will be slight fluctuations, but there may be some structural adjustments and changes.
It should be noted that the specific examination contents and requirements may be adjusted according to the annual examination syllabus and policies, so candidates need to pay attention to the latest examination information in time and make full preparations.
Diagonal lines AC and BD intersect at e,
According to cosine theorem, cos
Similarly, cos
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