In DEF, the measure of F=90, FD=75 feet, and EF=95 feet. Find the measure of D to the nearest tenth of a degree

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.

Put the equation in slope intercept form by solving for y

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?