Respuesta :

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°.

Answer:

21

Step-by-step explanation: