Answer:
The most direct use of a compass in any geometric constructions are to draw arcs of a given size.
Step-by-step explanation:
What are the two functions?
Answer: 28
Step-by-step explanation:
The mean of 15 numbers = 12
Then , the sum of the numbers = 12x15 = 180
Let the extra number included be
, then
The new sum = 
And the new total number will increase from 15 to 16
new mean = 13 , so we have :





therefore , the extra number is 28
Answer:
choosing 1 blue marble, choosing one white marble not replacing it and choosing a blue and lastly choosing one white marble.
Step-by-step explanation:
Answer:
3
Step-by-step explanation: