Can someone please help me on this will mark brainliest

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Will mark brainliest for correct answer! i have been on this problem for an hour and can't find the answer. i'm begging here! incase you cant read the instructions in the picture because of too much or too little lighting: note: enter your answer and show all the steps that you use to solve this problem in the space provided.write a list of steps that are needed to find the measure of b. provide all steps as clear as possible, !