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7. Find the missing interior angle: ​
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7. Find the missing interior angle:
​

7. Find the missing interior angle: ​-example-1
User Boris Grunwald
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1 Answer

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Since Angle ACD= 125 degrees, then angle ACB=180-125=55 degrees, since it is a straight line.
The total sum of interior angles of a triangle is 180 degrees, therefore ABC=180-55-70= 55 degrees
Therefore, the missing interior angle is 55 degrees.
User Tdihp
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