A garden contains two square peanut beds. Find the length of each bed if the sum of the areas is 1010 ft and the difference of the areas is 672 ft.

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

I'm confused on this could anyone me and show me what i need to do to solve it.