yoooyoyoyoyo
Find the value of x. Diagram is not to scale.



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yoooyoyoyoyo
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dw:1358259431371:dw

tanvirms
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dw:1358259533507:dw the exterior angle is equal to the some of two interior angles.....so 105=72+x......solve it urself

tanvirms
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sum of *opposite* two interior angles.

yoooyoyoyoyo
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thanks ! but what do i do to the 105 and 72? do i add it or subtract it or divide it? lol...

tanvirms
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just as i said, exterior angle (105) = opposite interior angle + opposite interior angle
so, 105 = 72 +x....now solve for x

yoooyoyoyoyo
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okay

yoooyoyoyoyo
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I got 33

tanvirms
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then 33 it is :)