Answer:
its C
Step-by-step explanation: cuz there no background info plz thank
Hope that helps you, Good luck!
n! is called a factorial.
It would look something like this: n! = 1·2·3·...·n
An example:
5! = 1·2·3·4·5 = 120
8/ Sine 50 = n/ Sine 90
8 sine 90 = n Sine 50
8 sine 90 / sine 50 = n
n = 10.4
Take the radius of the dime and multiply that by 2 if u no the radius
