42. CRITICAL THINKING You are making a circular cutting board. To begin, you glue eight l-inch boards together, as shown. Then you draw and cut a circle with an 8-inch diameter from the boards. a. FH is a diameter of the circular cutting board. Write a proportion relating GJ and JH. State a theorem to justify your answer.

b. Find FJ, JH, and GJ. What is the length of the cutting board seam labeled GK?

if any1 has time to do either a or b... or both it’d be sm help:(