Convert the angle 1.5 radians to degreeS rounding to the nearest 10th

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank