If the radius of a circle is 4.25 feet, what is the diameter? and if x= -5 and y=2x^2, then y=

What is the greatest common factor of 8 and 36

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*