Around which line would the following cross-section need to be revolved to create a sphere? circle on a coordinate plane with center at 1 on the y-axis and a radius of 1

x–axis

y=x

x = 1

y = 1

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

Given the median qr and trapezoid mnpo what is the value of x?

Grant simplified the expression 1.5(-3.2 + 2.5) his work is shown below explain the error in grants work