The perpendicular line to x-6y=2, and passing through (2, 4) is y=-6x+16
Step-by-step explanation:
your friend is closer to the school (b)
it's graph covers less area..
Answer:
Step-by-step explanation:
the answer to your problem is 0.8
diagonal = 9√2 ≈ 12.73
the diagonal splits the square into 2 right triangles with the hypotenuse being the diagonal of the square
using Pythagoras' identity
d = √(9² + 9²) = √162 = 9√2 ≈ 12.73 ( to 2 dec. places )
Answer: 47
Step-by-step explanation:
Given : Margin of error : 
Significance level : 
Critical value : 
The formula to find the sample size when no prior proportion exists is given by :-

i.e. 

Hence, the minimum required sample size =47