MysonF560565 MysonF560565

25-10-2022
Mathematics

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A side of the triangle below has been extended to form an exterior angle of 133º. Find the value of x. 133° 21° xo

A side of the triangle below has been extended to form an exterior angle of 133º Find the value of x 133 21 xo class=

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ParaskeviS600774 ParaskeviS600774

25-10-2022

In order to find the value of x, we need to remember that the sum of the interior angles of a triangle is 180°

so we have the next equation

21+x+(180-133)=180

21+x+47=180

x=180-21-47

x=112°

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