Question

In an isoscles triangle, one of the equal angles is 50. What is the other angle? ( A ) 80 ( B ) 100 ( C ) 70 ( D ) 50

Answer 1

Answer:

angle of triangle add up to 180degree.

in isosceles triangle two angles are equal. so sum is x+x+y

x=50 so

y= 180-(50+50)

y=80degree.

answer is A