d

25/37

\(\dfrac{54}{30}=\dfrac{54:6}{30:6}\dfrac{9}{5}\)

\(\dfrac{9}{5}\)

https://hoc24.vn/hoi-dap/tim-kiem?id=5075521880097&q=B%C3%A0i+1:+Cho+D+ABC,+c%C3%A1c+%C4%91%C6%B0%E1%BB%9Dng+cao+BE+v%C3%A0+CF+c%E1%BA%AFt+nhau+t%E1%BA%A1i+H.a)+Ch%E1%BB%A9ng+minh+tam+gi%C3%A1c+ABE+%C4%91%E1%BB%93ng+dCắt%E1%BA%A1ng+v%E1%BB%9Bi+tam+gi%C3%A1c+AFC.b)+Ch%E1%BB%A9ng+minh+tam+gi%C3%A1c+AEF+%C4%91%E1%BB%93ng+d%E1%BA%A1ng+v%E1%BB%9Bi+tam+gi%C3%A1c+ABC

lỗi

đè cô mik giao cô bảo thích làm thì làm     lưu ý ko cop trên mạng

d

c