Atrapezoid has the height of 8 feet and a base of 11 feet. if the area is 112 square feet , how long is the second base

What is the inverse of the function f(x) = 2x + 1?

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?