PLease answer below easy question answer for 10 points and will give brainliest

Place the following steps in order to complete the square and solve the quadratic equation,

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?

What is the surface area of a cube with the volume of 729 ft?