Hiiio!Can you please help❤️ Question: What is the measures of the interior angles of a regular nonagon?

A. 1620
B. 1260
C. 180
D. 140

Solve this problem! extra ! 3025/5.5 = a/90.75

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.

Solve the following system of equations express your answer as an ordered pair in the format (a,b) with no spaces between the numbers of symbols 5x+2y=22