I might need your help on number 3 and 4 It does not have a story because input output

Me with this one question, and i'll upvote the brainliest answer

Ialready asked this but i never got an answer. will give a high rating and perhaps brainliest. choose the linear inequality that describes the graph. the gray area represents the shaded region. y ≤ –4x – 2 y > –4x – 2 y ≥ –4x – 2 y < 4x – 2

Find the dimensions of the circle. area = 64π in.² r= in.