(WILL MARK BRAINLIEST IF YOU ANSWER CORRECTLY) Identify the property that justifies the statement:
KL = PR, so PR = KL

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

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.

Find the axis symmetry of x y=4x-6x+3