Whats the formula for cosins

What does it mean when the government decides on something

Quickly! ill give you brainliest + free points the best approach to keeping your car in safe working order is to a. have a friend inspect it b. get a professional tune-up c. listen to the engine while it's running d. clean the interior and exterior once a month

Only people in ap world history can can someone give me a question and a statement to present to the class about chapter 15,16,or17