Triangle ABC has measures a = 2, b = 2, and mzA = 30°. What is the measure of angle B?
15°
30°
45°
60°

Answer this question! 30 points and brainliest!

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1