The 23 <em>exterior</em> angles add to 360. The interior angles are supplements of the exterior angles.
180 - 360/23 = 3780 / 23 = 164.3478...
Answer: a
13. Ignorance
14. Assistance
15. Importance
16. Performance
17. Distance
18. Absence
19. Attendance
(Hope this helps!!) Can I pls have a brainliest??
223.83 + 318.85 + 63.83 = 606.51
100 - 10 = 90 --> 1 - 0,10 = 0,90
606.51 * 0,90 = 545.859
545.859 * 1,06 = 578.61054 ≈ $ 578.61
25% discount of $120
=100*0.25
=$25