If you know please answer During school there’s is 2 semesters theres 4 quarters and I have

C for the 1st quarter
A for the 2nd quarter
What would be my final 1st semester grade

And
B for my 3rd quarter
F for my 4th quarter what’s my 2 semester grade

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality