Use the image below to answer the following question find the value of Sin x and cos y what relationship do the ratios of sin x and cos y share.

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

In cents, what is the least total amount that cannot be obtained by using a combination of fewer than eight coins from a collection of pennies, nickels, dimes and quarters?