✨ Best Answer ✨
ADB=180-BDC=80-100=80
ABD=180-ADB-BAD=180-70-80=30
CBD=ABD=30
BCD=180-BDC-CBD=180-100-30=50
求めかたを教えて欲しいです
✨ Best Answer ✨
ADB=180-BDC=80-100=80
ABD=180-ADB-BAD=180-70-80=30
CBD=ABD=30
BCD=180-BDC-CBD=180-100-30=50
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