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I need to figure out what x is

I need to figure out what x is-example-1

1 Answer

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For all triangles, the angle sum is 180°, therfore we can add all the angles up to solve x
54 + 55 + x + 74 =180
183 + x =180
X = 180 - 183
X = - 3 °
Don't worry, negative result is normal and possible.
User MNVR
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