Question

One angle of an isosceles triangle measures 40°. Which other angles could be in that isosceles triangle? Choose all that apply.

Answer 1

70°

(the sum of the angles of a triangle is 180°

180 - 40 = 140.

140/2 = 70

The other 2 angles are 70°

70° + 70° + 40° = 180°).