Find the value of x in the parallelogram.

In the proof of the triangle angle sum theorem, you must draw an auxiliary line. which construction must you use to draw this line?

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?