Chọn câu trả lời sai: Chi hình thang vuông ABCD ($\widehat{A}=\wid

Question

Cơ bản

Chọn câu trả lời sai: Chi hình thang vuông ABCD ($\widehat{A}=\widehat{D}=90^{\circ}$) có góc $\widehat{B}=120^{\circ}$ thì:

4 câu trả lời

Answer 1

$\widehat{A}-\widehat{C}=60^{\circ}$

Answer 2

$\widehat{A}-\widehat{C}=30^{\circ}$

Answer 3

$\widehat{B}-\widehat{C}=60^{\circ}$

Answer 4

$\widehat{B}=2\widehat{C}$