Triangle 7142

ABC triangle, alpha = 54 degrees 32 minutes, beta = 79 degrees. What are the sizes of the exterior angles?

Correct answer:

A1 =  125.4667 °
B1 =  101 °
C1 =  133.5333 °

Step-by-step explanation:

A=54+6032=6054 60+6032=603240+6032=603240+32=603272=1581854.5333  B=79   C=180AB=1801581879=1569746.4667   A1=180A=18015818=15180 1515818=15270015818=152700818=151882=151882=125.4667=125°28
C1=180C=18015697=15180 1515697=15270015697=152700697=152003=133.5333=133°32

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