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Varvara68
[4.7K]
2 years ago
9
Find the value of b to the shape
Mathematics
Answer
Comment
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1
answer:
Aleonysh
[2.5K]
2 years ago
6
0
Answer:
b=99°
Step-by-step explanation:
108°+72°+81°+b=360°
b=99°
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