Hi guys can somebody me in all of this i will u if you me if you want points

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?