Is the relationship between the number of books and the number of shelves proportional? 135/3, 225/5, 270/6
Explain.

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

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?

You want to volunteer for at most 20 hours each month. so far, you have volunteered for 7 hours this month. which inequality represents the number of hours h you can volunteer for the rest of this month? h? 13