clarosnikki227 clarosnikki227

24-01-2022
Mathematics

contestada

HELP QUICK plz!!!!

Solve for x

HELP QUICK plz Solve for x class=

Respuesta :

mathstudent55 mathstudent55

24-01-2022

Answer:

x = 13.8

Step-by-step explanation:

Theorem:

In a triangle, the angles opposite congruent sides are congruent.

The unlabeled angle also measures 5x.

The sum of the measures of the angles is 180.

5x + 5x + 42 = 180

10x + 42 = 180

10x = 138

x = 13.8

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