Find the total number of outcomes, rolling a number cube and tossing
two coins

Which of the following expressions is equal to 2x^2+8

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

Ineed the answers for this one as well!