Num triângulo retângulo, a hipotenusa mede 50cm e um dos catetos mede 40cm. Nessas condições determine a medida da altura relativa à hipotenusa.​

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Given the median qr and trapezoid mnpo what is the value of x?