What are the prime numbers of 30

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points

Hurry can a triangle can be constructed with angles measuring 115°,55°, and 20°? yes or no