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Helle Haun
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målestoksforhold
Activity
Helle Haun
spejling drejning parallelforskydning
Activity
Helle Haun
spejling
Activity
Helle Haun
cirkel, omkreds og diameter
Activity
Helle Haun
Spejling
Activity
Helle Haun
sømbræt
Activity
Helle Haun
