div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader043fdocumentpubreader043viewer20220119045f1b920957a427707b571057html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: Benesse|ベネッセグループ · -2 30 b 60 OK NEXT O c=4 SIIÄ sin 45 sin 4 sin 60 sin45 60 45 Sin B Sin C 3 cos 60 5 19 2bccosA 2ca cos B 2ab cos C — 25+9— — 25+9— src=https:reader043fdocumentpubreader043viewer20220119045f1b920957a427707b571057html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader043fdocumentpubreader043viewer20220119045f1b920957a427707b571057html5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: Benesse|ベネッセグループ · -2 30 b 60 OK NEXT O c=4 SIIÄ sin 45 sin 4 sin 60 sin45 60 45 Sin B Sin C 3 cos 60 5 19 2bccosA 2ca cos B 2ab cos C — 25+9— — 25+9— src=https:reader043fdocumentpubreader043viewer20220119045f1b920957a427707b571057html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 3button div class=trans-image a href=https:reader043fdocumentpubreader043viewer20220119045f1b920957a427707b571057html5page3jpg target=_blank amp-img class=trans-thumb alt=Page 3: Benesse|ベネッセグループ · -2 30 b 60 OK NEXT O c=4 SIIÄ sin 45 sin 4 sin 60 sin45 60 45 Sin B Sin C 3 cos 60 5 19 2bccosA 2ca cos B 2ab cos C — 25+9— — 25+9— src=https:reader043fdocumentpubreader043viewer20220119045f1b920957a427707b571057html5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 4button div class=trans-image a href=https:reader043fdocumentpubreader043viewer20220119045f1b920957a427707b571057html5page4jpg target=_blank amp-img class=trans-thumb alt=Page 4: Benesse|ベネッセグループ · -2 30 b 60 OK NEXT O c=4 SIIÄ sin 45 sin 4 sin 60 sin45 60 45 Sin B Sin C 3 cos 60 5 19 2bccosA 2ca cos B 2ab cos C...