Answer:
59=x
all angles =180
2x+62=180
2x=118
x=59
Explanation:
the sum of angles in a triangle =180
73+x+x-11=180
73+2x-11=180
62+2x=180 we subtract 62 from both side so we can solve for x
2x=180-62
the other angle is 59-11=48
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