Determine the missing side length of the triangle please and thank you!

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

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.