CAN SOMEONE PLEASE HELP ME WITH THIS PLEASE!!

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range