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30-04-2021
Mathematics

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The measures of the angles of a triangle are shown in the figure below. Solve for x.

The measures of the angles of a triangle are shown in the figure below Solve for x class=

Respuesta :

30-04-2021

Answer:

x = 57

Step-by-step explanation:

Angles of a triangle all add up to 180 so:

x + 78 + 45 = 180

x + 123 = 180

x = 180 - 123

x = 57

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