In a poll conducted prior to a certain election, 37% of respondents said they preferred candidate , 33% said they preferred candidate , and 30% said they preferred candidate . At least how many people would have to be surveyed for you to be confident that candidate is truly in the lead, candidate is truly in second place, and candidate is truly in third place?

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

what is the question? i am guessing you are looking for the area.

to find an area, you have to do length x width.

in this case, it would be 12 ft x 4 ft = 48 sq. ft

answer: your correct answer is b. d.

step-by-step explanation: