Intersecting Lines Angle Finder

Calculate the angle between two intersecting lines using slopes or coordinates with real-time visualization

Slope of Line 1 (m₁) i

Slope of Line 2 (m₂) i

Line 1 - Point 1 (x,y) i

Line 1 - Point 2 (x,y) i

Line 2 - Point 1 (x,y) i

Line 2 - Point 2 (x,y) i

Angle Unit i

Upload CSV File (Optional) i

Angle Calculation Results

∠

Acute Angle

∠

Obtuse Angle

∥

Lines Relationship

⊥

Perpendicular

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