ethan89678 ethan89678

04-05-2018
Mathematics

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monkeydolphin2p3unt5 monkeydolphin2p3unt5

04-05-2018

A triangle has to add up to 180 degrees
So there is a right angle so the is 90
And you have a 60 degree angle
90+60=150
180-150=30

Or

You know 90+90=180
So you do 90-60=30

X=30

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