Which sides and angles of the triangle are congruent

#12 find the value of x. #13 find the value of the variable.

Place the following steps in order to complete the square and solve the quadratic equation,

What are the solutions of the equation? 16x^2 + 24x + 5 = 5 a. 1/4, 5/4 b. -1/4, -5/4 c. -1/4, 5/4 d. 1/4 , -5/4