rechtwinkelig
orthogonal à angle droit perpendiculairement
right-angled at a right angle
ortogonal retângulo perpendicularmente
zeechen emol e rechtwénkelegen Dräieck!
https://lod.lu/uploads/examples/OGG/fd/fd8429c5af7e43dea7492fc4e21b4bcf.ogg
https://lod.lu/uploads/examples/AAC/fd/fd8429c5af7e43dea7492fc4e21b4bcf.m4a
déi zwou Stroosse stousse rechtwénkeleg openeen
https://lod.lu/uploads/examples/OGG/b0/b0428469814e47800ab4fe515b8850c2.ogg
https://lod.lu/uploads/examples/AAC/b0/b0428469814e47800ab4fe515b8850c2.m4a