Lm is the mid segment of trapezoid abcd. ab = 72 and dc= 104. what is lm?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.