Answer:
ratio is line from center to end of the circle
Step-by-step explanation:
Answer:
a= 2x <u><em>(edit: i just forgot it should be a integer x.x, forgive my blondiness)</em></u>
Step-by-step explanation:
usually when doing equations like that, you can separate one of the parenthesis with 0
(in this case, we will use (2x-a) )
Then create a equation, which should look like:
2x-a=0
Then solve for a

1.; 3.; 5. are prime numbers.
All others are composite numbers.
Good luck!
Answer:
7 = 7 * 10 = 70
Step-by-step explanation:
NOM = STR
answer is A. first one