Triangle radians

The size of two internal angles of a triangle ABC are α=6/18π and β=7/18π.

Calculate the size of the third angle.

Correct answer:

γ =  0.873 rad

Step-by-step explanation:

γ=παβ=π6/187/18 γ=π(16/187/18)=518π=518π γ=0.873 rad

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