Amuseum grounds keeper is crating a semicircular statuary garden with diameter of 30 feet. there will be a fence around the garden. the fencing costs $9.25 per linear foot. about how much will the fencing cost altogether?

Points j and k plotted on the coordinate grid are two vertices of rectangle jklm rectangle jklm has an area of 7 square units point j is located at 2,1 and point k is located at -5,1 each vertex of the rectangle is located at a point that has integer coordinates. what is the perimeter of rectangle jklm? (need answer asap)