30
I DONT KNOW BUT THAT'S MY ANSWER HOPE IT HELP
A door alarm works in 72 out of 100 cases.
surveillance camera works in 68 out of 100 cases.
The probability that method A is used = 72/100
The probability that method B is used = 68/100
Since both method are used we find the probability of A and B
Probability ( A and B) =
* 
=
Answer:
54 Stars
Step-by-step explanation:
Step 1:
60 mins = 1 Hour
Step 1:
10 × 6 = 60
Step 2:
9 × 6 = 54
Answer:
54 Stars
Hope This Helps :)
Answer:
so its D
Step-by-step explanation:
a is wrong becuase it does have 6
b is wrong becuase you make into 6 triangles
c is wrong becuase it does add up to 180 degrees
Answer: i don't think they do
Step-by-step explanation: tell me if i wrong