(For reference of where these cuts are they are mid forearm)
Most Helpful Guy
Cover them with make up
Most Helpful Girl
I recommend not being afraid tbh. I have VERY obvious self harm scars on my left arm, when I was trying to cut "down the bridge". Very few people ask, which... is kinda concerning, but in your case good since you're getting help. Use this as a reason not to cut: Prom.