Answer:
Cross-sectional study.
Step-by-step explanation:
- In a cross-sectional study, data are observed, measured, and collected at one point in time.
- In a prospective (or longitudinal) study, data are collected in the future from
groups sharing common factors.
- In a retrospective (or case-control) study, data are collected from the past by going
back in tirme (through exanmination of records, interviews, arıd so on).
Hope this Helps!!
The least common denominator of 12, 8, and 36 is 72.
Answer: 
Step-by-step explanation:
Corresponding sides of similar triangles are proportional, so:

Answer:
niglgapopfart
Step-by-step explanation:
12(5)6$78$???98