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Anni [7]
2 years ago
5

Need help un geomtry

Mathematics
1 answer:
almond37 [142]2 years ago
4 0

Answer:

x = 138

Step-by-step explanation:

The 2 arcs above the diameter form a semicircle = 180°

x + 42 = 180 ( subtract 42 from both sides )

x = 138

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