Cho

Câu hỏi: Cho $\Delta ABC=\Delta DEF$. Biết $\widehat{A}={32}^0$, $\widehat{F}={78}^0$. Tính $\widehat{B};\widehat{E}$

A. $\widehat{B}=\widehat{E}={60}^0$

B. $\widehat{B}={60}^0;\widehat{E}={70}^0$

C. $\widehat{B}=\widehat{E}={78}^0$

D. $\widehat{B}=\widehat{E}={70}^0$