How do i find the surface area of a a triangular prisim

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

Factor this polynomial completely. x^2-8x+12

If wxyz is a square, which statements must be true? plz < 3