The radius of the circle is 12cm. find the shaded part of the circle

Mr. bernard needs to order more boxes for his 16 inch diameter “super pizza.” use 3.14 to approximate π.

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.