PLZ HELP 43. Given the set of vertices, determine whether parallelogram ABCD is a rhombus, rectangle or
square. List all that apply. A(7,-4), B(-1,-4), C(-1,-12), D(7-12)
a. rhombus
c. square, rectangle, rhombus
d. rectangle
b. square

Determine whether the samples are independent or dependent. upper a data set includes the morning and evening temperature for the lasta data set includes the morning and evening temperature for the last 90 days.90 days.

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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.