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orthogonal
mastery UK /ɔːˈθɒɡ.ə.nəl/ US /ɔɹˈθɑ.ɡə.nəl/adjnoun
card 1 of 8 · fill in the blank
Prove that _____ line AB is orthogonal to straight line DC.
card 1 of 8 · fill in the blank
Prove that _____ line AB is orthogonal to straight line DC.