Whats the problem?
756/35=21,6
Answer:
72 meters
Step-by-step explanation:
12 times 9 is 72
Ohhhh I know it’s the second one hope that helps
-12x-20-40plus 16x
-4x plus -60
The standard deviation is the square root of the variance
so if the variance is 256, then the standard deviation is : sqrt 256 = 16 <==