Shaunika is filling her swimming pool the pool has 21 inches of water in it she wants it to have 42 inches of water how many more inches of water does she need to put in the pool?

10 points? me . its important ‼️‼️

How does reflecting or rotating a figure change the interior angles of the figure?

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?