The speedometer needle a car is 2 inches long. the needle sweeps out 130 degrees sector during its acceleration from 0 to 60 miles per hour. what is the area of this sector?

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.