Select all the expressions that represent the number of quakes in step n.

How do you find principle and simple interest

Which number produces a rationale number when multiplied by 1/5

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?