Anyone know the answer to this? I have been struggling?
2 answers:
180-128= 52
180-42-52-52=34
180-34=146
I think is 146
I think???
Answer:
x = 99°
Step-by-step explanation:
first: find the supplement to 123°:
180 - 123 = 57°
second: since all triangle interior angles total a80°:
180 - 42 - 57 = 81°
third: x = the supplement to 81°, so, x = 180 - 81 = 99°
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