Answer:
4 : 2: 1
Step-by-step explanation:
Answer:
<BCD=105 Degrees
Step-by-step explanation:
To solve this problem, you need to use linear pairs
Linear pairs are two angles on the same line divided by a single line between them. Linear pairs will always add up to 180 as they are supplementary.
Therefore, 180-75 will give you x, which is 105
Answer:
hello,
Step-by-step explanation:
a)
p(fail)=0.05
p(not fail)=1-0.05=0.95
b)
p(3 fails)=0.05³=0,000125
c)
p(1 or more system not fail)=1-0.05³=0.999875
d)
it increase the security.( here 4/100 for 3 systems)