The correct answer should be :
Option 3 : 
Hope this helps,
Davinia.
Answer:
6 millimeters
Explanation:
The standard deviation is the square root of the variance.
Since the variance is 36, the standard deviation would be
√36 = 6
Steps for multiplying the given binomial and trinomial
are:
Step 1: 
Step 2: 
Step 3: 
Answer:
0.63636363636
Step-by-step explanation:
hope that kinda helped (if the answer is wrong please tell me)