Circle: Chords Tangents secants and inscribed angles

Which of the segments is a radius.

​Identify the highlighted part of circle O shown below.

• Radius

• Inscribed angle

• central angle

• diameter

​Which of the segments is a radius?

​Which of the angles below is an inscribed angle?

​In circle with center N, m∠MQP=42 ∘ , find the measure of minor arc MP