Internal and external angles

Calculate the remaining internal and external angles of a triangle, if you know the internal angle γ (gamma) = 34 degrees and one external angle is 78 degrees and 40 '. Determine what kind of triangle it is from the size of its angles.


α =  101.333 °
β =  44.667 °
γ =  34 °
α' =  78.667 °
β' =  135.333 °
γ' =  146 °


Solution in text α =
Solution in text β =
Solution in text γ =
Solution in text α' =
Solution in text β' =
Solution in text γ' =

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To solve this verbal math problem are needed these knowledge from mathematics:

See also our trigonometric triangle calculator.

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