Which of the following expressions will find the sum interior angles of a polygon with 14 sides? A.) 14(180)-2
B.) 180(14-2)
C.) 180(14)-180
D.) 180(14)

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.

Average acceleration: i have no idea how to do this.

What is x and y intercepts for y=x+7