In a parallelogram , if the adjacent angles are (3x+10)° and (5x-30)°, then find the value of x.
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Answer:
25°
Step-by-step explanation:
Adjacent angles of parallelogram are supplementary
3x+10+5x-30=180°
8x-20=180°
8x=180°+20°
8x=200°
x=200°/8
x=25°
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