Asap
what is the interquartile range on the data displayed in this box-and-whisker plot?
a 7
b 12
c 22
d 49

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39