PLZ HURRY Matt is planning out a mosaic pattern for a table. He decides that his table will be square. Below are possible sizes of the table pattern he will create. Complete the table by continuing the pattern

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.