Suppose the graph of the parent function y= cot(x) is vertically compressed to produce the graph of the function y=a cot(x), but there are no reflections. Which describes the value of a?

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point

Your company will replace the asphalt roofs on all the buildings at the factory complex shown below. the buildings have flat roofs. you charge according to the total roof area. what is this area, in square yards?