Cho tam giác ABC có $\widehat{A}=36^{\circ},\widehat{B}=64^{\circ}$.

Question

Cơ bản

Cho tam giác ABC có $\widehat{A}=36^{\circ},\widehat{B}=64^{\circ}$. Phát biểu nào sau đây là đúng:

4 câu trả lời

Answer 1

Cả ba kết quả đêu đúng

Answer 2

Nếu $\frac{AB}{A'B'}=\frac{BC}{B'C'}$ và $\widehat{C}=36^{\circ}$ thì $\Delta ABC \sim \Delta A'B'C'$

Answer 3

Nếu $,\widehat{B}=64^{\circ}, \widehat{C}=36^{\circ}$ thì $\Delta ABC \sim \Delta A'B'C'$

Answer 4

Nếu $,\widehat{B}=64^{\circ}, A'B'=AB,\widehat{C}=36^{\circ}$ thì $\Delta ABC \sim \Delta A'B'C'$