13-02-2017
Mathematics

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Find the measure of each missing angle , and state the angle relationship I used

Find the measure of each missing angle and state the angle relationship I used class=

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13-02-2017

(4x+28)+(x+19)+(3x+13)=180
8x+60=180( combine like terms)
8x+60-60= 180-60
8x=120
8/8x=120/8
x=15
The missing angles are 88°, 34° and 58°

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