A rectangle has an area of 636.4m^2. One of the sides is 7.4m in length. Work out the perimeter of the rectangle.

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?