Interior angles

Calculate the interior angles of a triangle that are in the ratio 2: 3: 4.

Correct result:

A =  40 °
B =  60 °
C =  80 °

Solution:

A+B+C=180  d=1802+3+4=20  A=2 d=2 20=40
B=3 d=3 20=60
C=4 d=4 20=80



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