Find the value of x
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1
Answer:
x = 25 degrees.
Step-by-step explanation:
3x + 40 + 4x = 11x - 60
[Exterior angle property of triangle ]
7x + 40 = 11x - 60
7x - 11x = -60 - 40
-4x = - 100
x = -100/-4 degree
x = 25 degree
Krais:
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please tell me what is exterior angle triangle property
Exterior angle property states that sum of two interior angles is equal to the exterior angle opposite to them
thank you very much it help in my exams thx
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Answered by
1
3x+40=11x-60
11x-3x=40+60
8x=100
x=100/8
x=12.5
thx but rhis is wrong
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