If an angel is double of its completement. find the angle.

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

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