In an isosceles triangle, the base angle are equal.The vertex angle is 40 degree .What are the base angle of the triangle
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Step-by-step explanation:
ANSWER
ANSWERLet the base angles be
ANSWERLet the base angles be x
ANSWERLet the base angles be x Therefore,
ANSWERLet the base angles be x Therefore, x+x+40 °
=180
[Given]
]2x=180 °
−40 °
2x=140 °
x=70 °
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