Three siblings collect rare coins. howany rare coins does each sibling have if theyhave a total of 49 rare coins?

The system of equations graphed below has how many solutions? y = 2x + 2

What is the area of triangle abc if a = 8, b = 11, and c = 15?

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.