A.\(D{C_1} = 5,64cm\,\,;\,\,C{B_1} = 5cm\)
B.\(D{C_1} = 5,24cm\,\,;\,\,C{B_1} = 4cm\)
C.\(D{C_1} = 5,18cm\,\,;\,\,C{B_1} = 4cm\)
D.\(D{C_1} = 5,83cm\,\,;\,\,C{B_1} = 5cm\)

Các câu hỏi liên quan