Find the unknown sizes of an angle of the following polygon. Please answer the full process. don't write nonsense answer
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Answer:
X=120
Y=90
2y=45
Step-by-step explanation:
Answered by
0
Answer:
Step-by-step explanation:
x=120° [supplementry angles ]
formula for finding total angle of a polygon with n sides =180[n-2]
180[5-2]=180[3]=540°
[15y + 2y + y +120 +30]=540°
18y=540-150
=390°
y=390/18=195/9
=21.66°
hope it helps.
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