A water park has pools, slides, and rides that, in total, make use of 2.1 x 10^6 gallons of water. They plan to add a ride that would make use of an additional 61,000
gallons of water. Use scientific notation to express the total gallons of water made use
of in the park after the new ride is installed.

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)