In a triangle an exterior angle at a vertex is 100° and its one of the interior opposite angle is 60°. Find all the angles of the triangle.
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In angle ABC
let the angle C be x
ATQ ,100+x=180(linear pair)
x=180-100
x=80
Angle A+ Angle B=ACD(exterior angle is same as opposite interor angle)
60+B=100
B=100-60
B=40
Answered by
1
Answer:
x=40
y=80
Step-by-step explanation:
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