Parallel lines (angle of inclination and slope)

Author:Lee Ka Shun

Move point A or point B to change the slope of the straight lines. Notice the relationship between the angles of inclination and the slopes of the two straight lines.

New Resources

Constructing the Perpendicular Line Through a Point on the Line
centripetal force
Constructing the Perpendicular Line Through a Point Not on the Line
apec
Nikmati Keunggulan Di Bandar Judi Terpercaya

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Parallelogram to Rectangle
Pythagoras
Cosmocentrism or omnicentrism
altitude practice
Practice for project

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Ratios
Diagrams
LCM and GCD
Definite Integral
Linear Programming or Linear Optimization