Aladder leans against a 15 foot tall building to form a right angle. the ladder is placed so it is 8 feet from the base of the building. what is the length of the ladder?

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Find the perimeter of the figure shown above. a. 40 cm c. 52 cm b. 60 cm d. 75 cm select the best answer from the choices provided

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)