JB Harrington – Resources – GeoGebra

Proving 180° sum for interior angles of a triangle
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JB Harrington
Transversals & Corresponding Angles
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JB Harrington
Transformation sequence XT: 1.18b
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JB Harrington
Put the roof on the house
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JB Harrington
Sequence of Transformations
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JB Harrington
Diagonals of a rectangle
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JB Harrington
Rotating the points of a triangle IM 1.14
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JB Harrington
How did we get there?
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JB Harrington
Translated points IMGeo 1.12.2
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JB Harrington
Reflecting a triangle
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JB Harrington
Sequences of rigid Transformations
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JB Harrington
IMGeo 1.10.4: Reflect quadrilateral
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JB Harrington
IMGeo U1 Mid #7 Inscribed Hexagon Construction
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JB Harrington
IMGeo U1 Mid #5 Perpendicular Bisector
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JB Harrington
Square in a circle
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JB Harrington
Build a house
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JB Harrington
Construct a square using AB as one side
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JB Harrington
Find the missing endpoint
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JB Harrington
Perpendicular Lines
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JB Harrington
Inscribed Equilateral Triangle
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JB Harrington
tester
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JB Harrington