Solve for x Enter the solutions from least to greatest. 3x^2 + 3x – 90 = 0
lesser x=
greater x=

Which of these triangle pairs can be mapped to each other using two reflections?

Pls brainliest will be awarded if answer is correct

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.