Final answer:
The measure of arc JK is indeterminate without additional context or a diagram. To find arc measurements, information about the central angle or circle properties is usually required.
Step-by-step explanation:
To find the measure of arc JK, we would need additional information about the context or the diagram relationship with JK. However, based on the data provided in the question and references, we do not have enough context to determine the measure of the arc JK. Therefore, without the necessary context or a specific diagram, it is not possible to accurately answer this question.
If you have a diagram or additional context related to the angle or arc in question, please provide that information so we can assist you further. Arc measurements in a circle can be related to the central angle, the intercepted angle, or the circumference based on the properties of circles and angles. Each of these relationships may help in finding the measure of an arc like JK