TRIGONOMETRY pls help quickk!

Count the angle alpha step-by-step

If given an equation of a line such as -1/2x+6 how would you create an equation of a line parallel and perpendicula to this line that goes through another point such as (4,10)

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as