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nirvana33 [79]
3 years ago
8

Determine the value of c in the diagram.

Mathematics
1 answer:
Neporo4naja [7]3 years ago
3 0

Answer:

x = 30°

Step-by-step explanation:

5x + x + x + 5x = 360° ( exterior angle property)

12x = 360°

x = 360/12

x = 30°

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