Refer to the trapezoid BEST on the right I. BE II. AM III. TS IV. BT V. ES
1. Which are the bases?
AT&T
B. I & III
E
C &
DI&M
M
2. The two legs are
AT&11
B. I & II
DIV&V
3. If BE = 20 cm and TS = 32 cm, find the measure of AM in centimeters.
8. 25
26
D. 28
4. If 2B5[x - 5), ZE 4(x + 12)°, and 25 7x 10), what is mere
A. 18
B. 56
C. 1202
Du 124​

Q.1 dr. frank needs to choose 3 students from her advanced biology course to attend a conference in hawaii. the course has 40 students. which of the following methods could dr. frank use to choose a simple, random sample of 3 students? select all that apply. 1 dr. frank could have the students line up from shortest to tallest, then use her birthdate, 2/5/39, to select 3 students from the line (the 2nd student, the 5th student, and the 39th student). 2. dr. frank could upload her class roster into a spreadsheet and use a ranom-number generating function to produce 3 random numbers. the students whose names are located in the rows with these 3 numbers on the spreadsheet would be chosen. 3. dr. frank could choose the students with the 3 highest grades in the class. 4. dr. frank could count to three, then the first students to come to the front of the classroom and grab a golden ticket from her hand would be selected. 5. dr. frank could ask all students to write their name on a card, place all of the cards in a hat, shake the hat, and then pull 3 cards out from the hat. the students whose names appear on those 3 cards will be selected. 6. dr. frank could ask for volunteers to go to the conference, then choose the first 3 students who raise their hands. q2. now, choose one of the methods that you did not select and explain why this method would not result in a simple, random sample: