A rectangular bird sanctuary is being created with one side along a straight riverbank. The remaining three sides are to be enclosed with a protective fence. If there are 20 km of fence available, find the dimension of the rectangle to maximize the
area of the sanctuary.
(Give your answer as a whole or exact number.)
length of fencing perpendicular to the riverbank:
km
length of fencing parallel to the riverbank:
km

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Someone answer asap for ! 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.

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.