110k views
2 votes
Critical angle of glass is 42 .what does it mean?​

1 Answer

5 votes

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!

Step-by-step explanation:

HOPE IT HELPS!!

User Jamon Holmgren
by
4.5k points