Question

Each of the following two angles of triangle is 5/8 of the third angle. find degree measures of all the angles of the triangle​

Answer 1

Step-by-step explanation:

x+x+5x/8=180°

2x+5x/8=180°

(16x+5x)/8=180°

21x/8=180°

21x=180×8=1440

x=1440÷21=68.571.....