What is a term used to describe two-dimensional figures with all sides and all angles congruent?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Line segment eg is partitioned by point f in the ratio 1: 1. point e is at e (0, 4), and point f is at (1, 3). what are the coordinates of point g? (−1, 5) (2, 2) (3, 1) (4, 0)