In the parallelogram ABCD, point E is the midpoint of AB, point F divides ad into AF: FD = 1:3, EF intersects AC at point m, then am: MC, etc In the parallelogram ABCD, point E is the midpoint of AB, point F divides ad into AF: FD = 1:3, EF intersects AC at point G, so what is Ag: GC equal to?

In the parallelogram ABCD, point E is the midpoint of AB, point F divides ad into AF: FD = 1:3, EF intersects AC at point m, then am: MC, etc In the parallelogram ABCD, point E is the midpoint of AB, point F divides ad into AF: FD = 1:3, EF intersects AC at point G, so what is Ag: GC equal to?

Find out the quadruple point of AD, from left to right F, Q, h, extend ad to N, make DN = ad / 2, find out the midpoint m of DN, find out the quadruple point of BC, from left to right J, K, l, extend CB and Fe, extend CB to V, connect BQ, JH, KD, LM, respectively to AC to R, s, t, u, connect CN