On considère la figure ci-dessous :
{"init": {"range": [[-4.569661348073951, 4.569661348073951], [-10.232188272134161, 4.9444813997456745]], "scale": [50, 50]}, "line": [[[2.489272772643969, -3.131057499212272], [-1.8669545794829767, 2.3482931244092042], {"subtype": "segment", "stroke": "grey"}], [[3.569661348073951, 0.3306929941593041], [-3.569661348073951, -0.3306929941593041], {"subtype": "segment", "stroke": "grey"}], [[3.5072606940336617, -9.232188272134161], [0.0, 0.0], {"subtype": "segment", "stroke": "grey"}], [[0.6966048531402745, 3.944481399745675], [0.0, 0.0], {"subtype": "segment", "stroke": "grey"}], [[2.992336526505469, 1.056863798708542], [-1.7477001401834844, -2.622392548314678], {"subtype": "segment", "stroke": "grey"}], [[2.389272772643969, -3.131057499212272], [2.589272772643969, -3.131057499212272], {"stroke": "darkslategrey"}], [[2.489272772643969, -3.2310574992122723], [2.489272772643969, -3.031057499212272], {"stroke": "darkslategrey"}], [[-1.9669545794829768, 2.3482931244092042], [-1.7669545794829766, 2.3482931244092042], {"stroke": "darkslategrey"}], [[-1.8669545794829767, 2.248293124409204], [-1.8669545794829767, 2.4482931244092043], {"stroke": "darkslategrey"}], [[0.5223181931609923, -0.782764374803068], [0.7223181931609922, -0.782764374803068], {"stroke": "red"}], [[0.6223181931609922, -0.882764374803068], [0.6223181931609922, -0.6827643748030681], {"stroke": "red"}], [[3.469661348073951, 0.3306929941593041], [3.669661348073951, 0.3306929941593041], {"stroke": "darkslategrey"}], [[3.569661348073951, 0.23069299415930408], [3.569661348073951, 0.43069299415930407], {"stroke": "darkslategrey"}], [[-3.669661348073951, -0.3306929941593041], [-3.469661348073951, -0.3306929941593041], {"stroke": "darkslategrey"}], [[-3.569661348073951, -0.43069299415930407], [-3.569661348073951, -0.23069299415930408], {"stroke": "darkslategrey"}], [[3.4072606940336616, -9.232188272134161], [3.607260694033662, -9.232188272134161], {"stroke": "darkslategrey"}], [[3.5072606940336617, -9.332188272134161], [3.5072606940336617, -9.132188272134162], {"stroke": "darkslategrey"}], [[0.5966048531402746, 3.944481399745675], [0.7966048531402745, 3.944481399745675], {"stroke": "darkslategrey"}], [[0.6966048531402745, 3.844481399745675], [0.6966048531402745, 4.044481399745675], {"stroke": "darkslategrey"}], [[2.892336526505469, 1.056863798708542], [3.092336526505469, 1.056863798708542], {"stroke": "darkslategrey"}], [[2.992336526505469, 0.9568637987085421], [2.992336526505469, 1.1568637987085422], {"stroke": "darkslategrey"}], [[-1.8477001401834845, -2.622392548314678], [-1.6477001401834843, -2.622392548314678], {"stroke": "darkslategrey"}], [[-1.7477001401834844, -2.7223925483146783], [-1.7477001401834844, -2.522392548314678], {"stroke": "darkslategrey"}], [[0.27136779245774056, -0.9775541875199426], [0.47136779245774063, -0.9775541875199426], {"stroke": "orange"}], [[0.3713677924577406, -1.0775541875199426], [0.3713677924577406, -0.8775541875199426], {"stroke": "orange"}], [[1.7517718796795265, 0.17154792224804039], [1.9517718796795267, 0.17154792224804039], {"stroke": "blue"}], [[1.8517718796795266, 0.07154792224804038], [1.8517718796795266, 0.27154792224804036], {"stroke": "blue"}], [[-0.1, 0.0], [0.1, 0.0], {"stroke": "green"}], [[0.0, -0.1], [0.0, 0.1], {"stroke": "green"}]], "label": [[[2.489272772643969, -3.131057499212272], "A", "below right", {"color": "darkslategrey"}], [[-1.8669545794829767, 2.3482931244092042], "B", "above left", {"color": "darkslategrey"}], [[0.6223181931609922, -0.782764374803068], "C", "below", {"color": "red"}], [[3.569661348073951, 0.3306929941593041], "E", "right", {"color": "darkslategrey"}], [[-3.569661348073951, -0.3306929941593041], "F", "left", {"color": "darkslategrey"}], [[3.5072606940336617, -9.232188272134161], "G", "below", {"color": "darkslategrey"}], [[0.6966048531402745, 3.944481399745675], "H", "above", {"color": "darkslategrey"}], [[2.992336526505469, 1.056863798708542], "I", "above right", {"color": "darkslategrey"}], [[-1.7477001401834844, -2.622392548314678], "J", "below left", {"color": "darkslategrey"}], [[0.3713677924577406, -0.9775541875199426], "K", "below left", {"color": "orange"}], [[1.8517718796795266, 0.17154792224804039], "L", "above right", {"color": "blue"}], [[0.0, 0.0], "O", "above left", {"color": "green"}]]}
Donner, si possible, le nom de l'angle opposé par le sommet à l'angle \(\widehat{AOK}\).