The figure shown below is composed of a triangle and a rectangle. A.) write and simply an expression in terms of x for the area of the figure. B.)What is the value of x if the area of the figure is 108 square inches?

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