Related Clues:

• See 30-Across
• Stages
• Steps on a scale
• Fraternal lodge levels
• Grads get them
• Doctors have them
• They're often framed
• Academic qualifications
• Angle units
• Thermometer markings
• Units of measure
• Protractor units
• Measures for arcs and angles
• Measure for arcs and angles
• Three academically but 90 is right