6. in sin 0=1/2, which could not be the value of 0? - 30 degrees
- 210 degrees
- 150 degrees
- 390 degrees.

7. for which value of 0 is cot 0 equal to cos 0?
- pi
- 2pi
- pi/2
- 0

8. a gazebo is located in the center of a large, circlular lawn with a diameter of 300 feet. Straight paths extend from the gazebo to a sidewalk around the lawn. If two of the paths form a 45degree angle, how far would you have to travel around the sidewalk to get from one path to the other? Round your answer to the nearest foot if necessary.

introduction, methodology, results, discussion

step-by-step explanation:

an observational study is one which consists of actual observation to record data and then analyse the data.

there are a number of factors that should be analyzed before starting an observational study.

the main four factors are:

i) introduction:   this should be analysed to check whether the purpose of the study is correctly established and the data recorded are appropriate for the study

methodology:   the method of collecting the data, such as whether randomly selected, and whether sample size matches with the population to be studied, whether questions asked are easy to answer by common men, etc.

results: then results such as summary of data with comments should be studied thoroughly

discussion:   the last is the discussion, this can be either by management people or persons who are all interested , etc.

85.3-64 = 21.3

so laura has already added 85.3 grams of chocolate powder and she has gone over the amount specified in the recipe by 21.3 grams

hope i ! have a great  day!

sweetheart, there isn't a cube below.