The perimeter of an equilateral triangle is 12 inches more than the perimeter of a square and the side of the triangle is 7 inches longer than the side of the square find the side of the triangle

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Which shows a reasonable estimation for 124% of 42 using the distributive property?

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?