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I just don't get this in general

I just don't get this in general-example-1

2 Answers

5 votes
mj will be 60 dagree for the others use the hypatos  formula 
User DimKoim
by
7.9k points
4 votes
I hope this helps you



in 30-60-90 triangle



30 => k=HJ


60=> k square root of 3=HI


90=> 2k=JI


2k=12 square root of 23


HJ=k=6 square root of 23


HI=k square root of 3=6 square root of 69


m (J)=60














User Mirod
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8.2k points