PLS HELP BY DOING THE PROBLEMS FOR MY HOMEWORK THX!!!!!!!!!!!!!!!!

Answer:
A:60°
B: isosceles and equilateral
Step-by-step explanation:
since a triangle has to equal 180 degrees
÷ by 3 and it equals 60
and all since all its sides are equal it is an equilateral triangle
and it has to 2 sides that are the same size it is also an isosceles triangle