Answer:

or in decimal form

Step-by-step explanation:
The midpoint of the line with endpoints
and
is
. just take the average between the points
so given the points (1,0) and (2,-10)




the midpoint is found as follows:




or in decimal form

9514 1404 393
Answer:
3. 7
Step-by-step explanation:
The distance formula applies in 3 dimensions as well as 2.
d = √((x2 -x1)² +(y2 -y1)² +(z2 -z1)²)
d = √((-2)² +6² +3²) = √(4 +36 +9) = √49
d = 7
The distance between the two points is 7 units.
Answer: Sig Figs 5
Step-by-step explanation:
Answer:
0.03125
Step-by-step explanation:
If we have a fair coin the probability of landing a head is 50%.
We can think the question as what is the probability of landing four tails and then a head. That is we needed at least 5 tries to get a head.

Since this events are independent we can write it as
