TIC is an Isosceles triangle with a vertex angles I. If the measure of I = 140, then find the measure of T

20
40
60
25

3 answers

60
Come on bot, that is just plain awful!!!!

Clearly 140 can't be one of the equal angles, so it must be the single angle
and the other two equal angles must add up to 40,
making each of the equal angles equal to 20°
😔