Help me solve it please

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units

Use long division to indentify (12xto the second power+15x-8)divided by 3x

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.