Answer:
EIther 45 or 15
Step-by-step explanation:
Answer:
Equilateral Triangle, Isosceles Triangle, Scalene Triangle
Step-by-step explanation:
Equilateral: 3 lines of symmetry
Isosceles: 1 line of symmetry
Scalene: no lines of symmetry
1st one: linear
2nd one: linear
3rd one: nonlinear