A garden designer designed a square decorative pool. The pool is surrounded by a walkway. On two opposite sides of the pool, the walkway is 8 feet. On the other two opposite sides, the walkway is 10 feet.

The final design for the pool AND walkway covers a total area of 1,440 square feet.

(a) Write an equation in a factored form that represents this situation.

(b) What are the two x values when you solve for x in your equation?

(c) What are the dimensions of the rectangle? (the outside the walkway)

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?