Problem 171.
Trapezoid, Midpoints, Triangles, Areas.
In the figure below, ABCD is a
trapezoid with AD parallel to BC and E, F, and G midpoints of AB, BC, and
AD respectively. Lines EC, ED, and FG determine the shaded
regions of areas S, S1,
and S2.
Prove that S
= S1
+
S2.
Post a comment or solution.
