3 years ago

PLEASE HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP

Mathematics

1 answer:

andrew-mc [135]3 years ago

4 0

Step-by-step explanation:

The sum of all angles in a triangle is always 180.

So we can set up an equation

3/2x+1/2x+x= 180

3/2+1/2x+2/2x=180

3x+1x+2x=360

6x=360

x=60

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