HELP!! Which truck pulled 2,000 pounds at the average
speed of 2 yards per minute?

Evaluate cos2θ for cosθ = square root of 3/2

The stairs leading from the ground to the entrance of a plane forms a right triangle with the ground. if the distance of the stairs measures 22 feet and the ground distance measures 11 feet, how high is the entrance to the plane from the ground? which diagram represents this scenario? / 22ft © 22ft 11 ft 11 ft 22 it

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.