In the diagram below, D
R
→
DR
D, R, with, \overrightarrow, on top is perpendicular to
O
P
‾
OP
start overline, O, P, end overline.

P
P
O
O
A
A
U
U
D
D
R
R
M
M
4.5
4.5
4.0
4.0
10.0
10.0
3.75
3.75
Find the area of
△
D
U
O
△DUOtriangle, D, U, O.
If entering your answer as a decimal, round your final answer to the nearest hundredth.

square units

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Apoll is being conducted at a mall nothingto obtain a sample of the population of an entire country. what is the frame for this type of​ sampling? who would be excluded from the survey and how might this affect the results of the​ survey? what is the frame for this type of​ sampling? a. the frame is people who need new clothes. b. the frame is people who shop at the mall. c. the frame is people who like to shop. d. the frame is the entire population of the country. who would be excluded from the survey and how might this affect the results of the​ survey? a. any person that does not need new clothes is excluded. this could result in sampling bias due to undercoverage. b. any person who does not shop at the mall is excluded. this could result in sampling bias due to undercoverage. c. any person who does not shop at the mall is excluded. this could result in nonresponse bias due to people not participating in the poll. d. there is nobody that is being excluded from the survey.

You are a male who just graduated from college with a bachelor's degree. you have a job paying $50,780.00/yr. a. how does your salary compare to the yearly median earnings for a male with a bachelor's degree? b. what is the difference between the yearly median earnings for a male with a bachelor's degree compared to a male who does not attend college after earning a high school diploma?