Please help i don't know how to do the brainliest thing but you will get 20 points

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area