△def is rotated about point n to △d′e′f′ . which statements are true about the pre-image and image? select each correct answer. dn¯¯¯¯¯¯≅d′n′¯¯¯¯¯¯¯¯ the corresponding side lengths in the image and the pre-image are not equal. all corresponding points on the image and pre-image are equidistant to point n. the image is the same size and shape as the pre-image.

Solve the system of equations. y= 2x y= x^2 - 15

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?

What is 140% of 25? because i need