Without using a protractor, you can determine whether the angles are right angles by measuring the length of the diagonal and applying the converse of the pythagorean theorem. the length of both diagonals for each lateral side is 13 centimeters. from this, can you prove that the lateral sides are rectangles? why or why not?

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?

Jenny earned a 77 on her most recent test jenny score is no less then 5 points greater then 4/5 of terrance’s score if t represents terrance score which inequality represents the situation

What is the product? a-3/15a × 5/a-3