Skip to content / Đến nội dung
ThichHocToan.com

2018 BIMC keystage3-IWYMIC individual Question 8

xIMC · 2018 BIMC keystage3-IWYMIC individual

Question 8

In quadrilateral $ABCD$, $AD$ is parallel to $BC$ and $AB=AC$. $F$ is a point on $BC$ such that $DF$ is perpendicular to $BC$. $AC$ intersects $DF$ at $E$. If $BE=2DF$ and $BE$ bisects $\angle ABC$, find the measure, in degrees, of $\angle BAD$.

Question illustration

Answer: ______ degrees