Question 4(Multiple Choice Worth 4 points) (04.01 MC) Carla and Jonah are working together to determine if quadrilateral CDEF with coordinates C(2, 3), D(1, 2), E(4,1), and F(5,3) Carla sets up the following equations: 2-3 mco 1-2 1-2 4-1 IMBE Jonah sets up the following equations: 2-3 mco 1-2 3-1 mer 5- 4 Who is on track to get the correct answer and why? Carla is on the right track because she is finding the slopes of the opposite sides to check for right angles. O Carla is on the right track because she is finding the slopes of consecutive sides to check for right angles. Jonah is on the right track because he is finding the slopes of the opposite sides to check for right angles. O Jonah is on the right track because he is finding the slopes of consecutive sides to check for right angles. please answer asap :/​

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?

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.

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?