the surface of the base of the roller is 25πcm2. calculate the height and circumference of the roller base if the surface of the roller casing is three times larger than the surface of the roller base​

With alll of except for the 2 that i did already

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations