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1. Which of the following equations can be used to find the missing angle, x, in the triangle below? xo 42° 42° O A.X +84 = 180 O B. x+84 = 300 O C.X + 42 = 90 O D. X + 42 = 180

1 Which of the following equations can be used to find the missing angle x in the triangle below xo 42 42 O AX 84 180 O B x84 300 O CX 42 90 O D X 42 180 class=

Respuesta :

Given data:

The given figure of the triangle.

The expression for the angle sum property is,

[tex]\begin{gathered} 42+42+x=180 \\ x+84=180 \end{gathered}[/tex]

Thus, option (A) is corect.

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