Can someone help me out

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Which graph has a rate of change of zero