Possible Clues:

• Cannot finish this for the mathematician
• Trig function
• Line that cuts through Sussex and Kent, etc is powerless
• Line through a curve
• Right-triangle reciprocal
• The function of a clerk -- worker
• Cutting hypocritical talk following two points
• Right triangle ratio
• Line that intersects a curve at two or more points
• Hypotenuse-to-adjacent-side ratio