ethan89678
ethan89678
04-05-2018
Mathematics
contestada
help plzzzzzzzzzzzz...........
Respuesta :
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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