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How do you solve this problem and it is geometry?

How do you solve this problem and it is geometry?-example-1
User Jamie M
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The inside angle where that is not labelled you can find as angles on a straight line = 180°. From this you can find that the angle is 180-40=140°. This shape is a pentagon so the sum of the interior angles is 180(5-2)=540°. So this means 68+124+76+140+x=540. Rearrange for x to get x=132°.
User Julien Navarre
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