This is due in 1 day. show work and solve. will mark as brainlesit and will give 30 points. the picture is above to see the diagram. here is the question:

deanna draws a scale drawing of a room in her house usinh the scale 1 cm= 2 ft.
if deanna installs a chair rail that runs along all the walls of the room but not the door, how long is the chair rail?

a.) 44 ft
b.) 47 ft
c.) 85 ft
d.) 88 ft

answer as quick as possible.

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.