AminaArdekani AminaArdekani

27-02-2017
Mathematics

contestada

What is the measures of the angles of △ABC are given by the expressions in the table.

AND ITS NOT MULTIPLE CHOICE! REMEMBER ANGLE ABC ADD UP TOO 180

Angle Measure
A = (6x−1)°
B = 20°
C = (x + 14)°
What are the measures of angles A and C?

Respuesta :

10simbahunde 10simbahunde

27-02-2017

6x-1+20+x+14=180
7x+33=180
7x=180-33
7x=147
x=21
A=125
B=20
C=35

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