The sum of the angles of a triangle is 180 Superscript o Baseline .180o. If one angle of a triangle measures xx and the second angle measures left parenthesis 4 x plus 4 right parenthesis Superscript o Baseline comma(4x+4)o, express the measure of the third angle in terms of xx. Simplify the expression. . . . Question content area top right Part 1 x degreesx left parenthesis 4 x plus 4 right parenthesis degrees(4x+4) A B C