twinky5 twinky5

29-01-2019
Mathematics

contestada

in triangle abc, angle c=(5x), angle b = x, and angle c =(3x). what is angle c

Respuesta :

mismhan01 mismhan01

29-01-2019

Answer:

60 degrees

Step-by-step explanation:

a+b+c= 180 degrees therefore 5x + x + 3x = 9x

9x=180 (divide) --> x=20

since c = 3x substitute in 20 for x --> 3(20) = 60 degrees for angle c

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