an isoscles triangle base angle are equal to each other vertix is angle is 20 more than both of the base angle find of three angle of three triangle
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hey mate
suppose ABC is a triangle and the angles A and B are equal and angle C is 20 more than A and B
so using angle sum property (ASP)
A+A+20+A=180
3A+20=180
3A=160
A=160/3
two angles , A and B are 160/3
while the 3rd is 160/3+20=240/3
hope it will help you. ✌
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