The area of the rectangular sheet of paper is 800 sq. cm. If it's width is 20cm then the length is

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

State if the two triangles are congruent. if they are, state how you know?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total