If k is the midpoint of ER, EK=x+5,and ER=4x+2,what is the length of KR

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

In the picture below, line pq is parallel to line rs, and the lines are cut by a transversal, line tu. the transversal is not perpendicular to the parallel lines. note: figure is not drawn to scale. which of the following are congruent angles?