Find x
a) 8 Degree
b) 39 Degree
c) 7 Degree
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Answered by
1
Answer:
x+20+3x+4 = 180
4x+24=180
4x=156
x=39
Answered by
1
Step-by-step explanation:
x + 20 = 3x + 4 [exterior alternate angles are equal between two parallel lines ]
20 - 4 = 3x - x
=> 16 = 2x
=> x = 8
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