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Lucas Grugru · Answer 1 · 2018-07-20T03:04:36+0000

The measure of the inscribed angle ( here angle K ) is half the measure of the central angle ( here 180 ° ).
K = 4 x + 6°
4 x + 6° = 180°/2
4 x + 6° = 90°
4 x = 90° - 6°
4 x = 84°
x = 84° : 4
Answer: x = 21°.

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