A circular stage has an area of 132.67 feet^2. if jayson wants to put strings of light around the outside edge of the stage, how many feet of lights will he need?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol

The first and second steps to solve the equation 3x/5 + 5 = 20.are shown below 3x/5 + 5 - 5 = 20 - 5 3x/5 (5/3) = 15 (5/3)a. addition property of equality b. subtraction property of equalityc. multiplication property of equalityd. division property of equality