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timurjin [86]
2 years ago
8

Work out the value of x

Mathematics
1 answer:
lidiya [134]2 years ago
5 0

Answer:

67.5°

Step-by-step explanation:

3x+X+90=360°(circle angle)

4x+90=360

4x=360-90

4x=270

X=270/4

X=67.5°

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