Perpendicular lines

Autor:Integral Resources

You can move the blue line by moving either of the green points. The red line is perpendicular to the blue line. What do you notice about the gradients of the perpendicular lines?

Nuevos recursos

Quiz: Vertical Angles and Linear Pairs
Level Curves
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Angles of Intersecting Lines
Toroidal Spiral

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Chapter 1
Geometry Hand Measire
Bài tập 27 trang 60

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