In one shift, a certain disc jockey plays 11 rock songs, 17 jazz standards, and 7 disco tunes. What percent of the songs he plays are disco tunes? A. 7% B. 20% C. 31% D. 49% Provide an explanation :)

The figure shows triangle abc with medians a f, bd, and ce. segment a f is extended to h in such a way that segment gh is congruent to segment ag. triangle abc with medians ce, a f, and bd. median a f is extended to point h. a segment joins points b and h and another segment. which conclusion can be made based on the given conditions? segment gf is congruent to segment eg. segment gf is half the length of segment eb. segment gd is congruent to segment eg.segment gd is half the length of segment hc