jadecarlton jadecarlton

18-05-2017
Mathematics

contestada

HELP PLEASE!!!!!! I'm about to run out of time and I cant figure this out.
The angles of a triangle are 128º, 5x + 10º, and 9xº. What is the value of x?

Respuesta :

WeatheringWithYou WeatheringWithYou

18-05-2017

You should know that all three angles of a triangle add to 180 degrees, so use this formula:

[tex]14x + 10 = 52[/tex]

Solve to get x = 3.

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