Mathematics, 11.12.2019 04:31 lizzyhearts
Let abc be a triangle with centroid g. points l, m, and n are the midpoints of sides bc, ca, and ab respectively. let d be the foot of the altitude from a to bc and let k be the foot of the altitude from l to mn.
(a) show that ad/lk=2
(b) show that triangleadg is similar to trianglelkg
(c) show that d, g and k are collinear and that dg/gk=2
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Let abc be a triangle with centroid g. points l, m, and n are the midpoints of sides bc, ca, and ab...