Straight white men are disgusting​

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document