Which are the verticals of a polygon with a perimeter of 10 radical 5 units

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.

Simplify. 3(4+4x) (type your answer in with no spaces)