right angle geoboard

Author:Laurel Langford

Points A, B, C, D and E can be dragged (moved) to make lines on the geoboards. The two blue lines are always perpendicular and the two red lines are always perpendicular (right angles).

New Resources

bewijs stelling van Pythagoras
רישום חופשי
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
apec
Taylor Error Bound

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Examples with TableText for html5
geomoetry tenniscourt
Slope and y-intercept
Two angles and a non-inclusive side
Special Lines and Centres in a Triangle

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Distributions
Scalene Triangles
Kite
Conditional Probability
Integers