sum of the three angles in a triangle is
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Answer:
sum of all angles in a triangle is 180 degree
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1
Answer:
180....
Step-by-step explanation:
Let the triangle be equilateral....
so all sides are x.
now by angle sum property
x+x+x =180
3x= 180
x=60
now 60+60+60 =180.
proved....
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