a nonagon is a nine-sided polygon which interior angles sums up to 1260°.
subtract the given angles from 1260°
1260° - (135°+140°+160°+140°+140°+125°+150°+140°) = 130°
answer:Write a memo notifying the human resources department that there is a mistake in the payroll credit for the last cut-off. Explain exactly what the error is, and give precise figures.