I’m getting so nervous as we only have 2 days left till decisions come out. I can not stop thinking about this and I need some words of reality or maybe some encouragement. 
4.04 UC GPA
30 ACT
790 SAT 2 Math
Applied Math
Your scores are above the average, so naturally, you should have a very good chance of getting in if your essays are sufficient.
UCD admit data below: Best of luck.
2018 Freshman admit rates for UC GPA of 3.80-4.19 capped weighted and not major specific:
UCD: 41%
2018 UC capped weighted GPA averages:
UCD: 4.11
25th - 75th percentiles for ACT:
UCD: 26-33