Question

1 a. answer is 15 and b. answer is 5 and 2. answer is 48° PLEASE GIVE ME SOLUTION

Answer 1

1)a).   S=180(n-2){where S= sum of intereior angles}
                              {n= no of sides}
           156*n=180n-360
           24n=360
           n=15 degrees
similarly (b) shall be done..