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A side of the triangle below has been extended to form an exterior angle of 141°. Find the value of x.
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A side of the triangle below has been extended to form an exterior angle of 141°. Find

the value of x.

A side of the triangle below has been extended to form an exterior angle of 141°. Find-example-1
User Vesii
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1 Answer

11 votes
The answer is 51. We know that one angle is 90 and we can find the top angle by subtracting from 180, and then after adding 39 and 90 we subtract from 180 again to get the missing angle
User Sinthya
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