Critical angle of glass is 42 .what does it mean?​

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Critical angle of glass is 42 .what does it mean?​

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Thành Đạt 5 years 2021-08-11T23:16:27+00:00 1 Answers 20 views 0

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  1. Thunguyet
    0
    2021-08-11T23:17:33+00:00
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    Answer:

    i think..its fraction that its have multiple fractions on it..if you minus the 397 000-355 it should be 381+ so i say if you get the 5 multiply it by 9!! so you will get it!

    Explanation:

    HOPE IT HELPS!!

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