tori94
tori94
09-03-2017
Mathematics
contestada
How do I solve this
Respuesta :
brunandb
brunandb
09-03-2017
A triangle's angles should equal to 180 degrees.
The little square means 90 degrees.
90 + 30 = 120 degrees
180 - 120 = 60 degrees
Answer Link
Saydakhaled
Saydakhaled
09-03-2017
the answer is 60 because 90 + 30=120
120-180=60
Answer Link
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